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patents

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Patent drawing - for H. A. Whiting and W. J. Winghart's Umbrella and Cane Combined Public domain  image

Patent drawing - for H. A. Whiting and W. J. Winghart's Umbrella and C...

Utility Patent Drawings Public domain photograph of architecture design drawing, free to use, no copyright restrictions image - Picryl description

Patent drawing - Drawing of a Velocipede Public domain  image

Patent drawing - Drawing of a Velocipede Public domain image

This patent was designed by R. Tragardh. Utility Patent Drawings Public domain photograph of 19th century drawing, free to use, no copyright restrictions image - Picryl description

Patent drawing - for J. Sperry's Clothes Pin Public domain  image

Patent drawing - for J. Sperry's Clothes Pin Public domain image

Utility Patent Drawings Public domain photograph of architecture design drawing, building plan, diagram, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - for M. Boom's Music Box Public domain  image
Patent drawing - for P. Plant's Cork Swimming Suit Public domain  image

Patent drawing - for P. Plant's Cork Swimming Suit Public domain imag...

Utility Patent Drawings Public domain photograph - United States military, propaganda free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - for J. Wilkie's Corn Popper Public domain  image

Patent Drawing of Engine - for J. Wilkie's Corn Popper Public domain ...

Utility Patent Drawings Public domain photograph of electric industrial equipment, free to use, no copyright restrictions image - Picryl description

Patent drawing - for R. W. Turner's Fork for Domestic and Other Uses Public domain  image

Patent drawing - for R. W. Turner's Fork for Domestic and Other Uses P...

Utility Patent Drawings Public domain photograph of electric industrial equipment, free to use, no copyright restrictions image - Picryl description

Patent drawing - for T. A. Edison's Incandescing Electric Lamp Public domain  image

Patent drawing - for T. A. Edison's Incandescing Electric Lamp Public ...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for F. Shaw's Head Telephone Public domain  image

Patent drawing - for F. Shaw's Head Telephone Public domain image

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for J. G. Krichbaum's Device for Indicating Life in Buried Persons Public domain  image

Patent drawing - for J. G. Krichbaum's Device for Indicating Life in B...

Utility Patent Drawings Public domain photograph of architecture design drawing, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - for J. B. Halbert's Ratchet Wrench Public domain  image

Patent Drawing of Engine - for J. B. Halbert's Ratchet Wrench Public d...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for L. W. Boys' Barber's Chair Public domain  image

Patent drawing - for L. W. Boys' Barber's Chair Public domain image

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for S. B. Bartine's Sunshade Hat Public domain  image

Patent drawing - for S. B. Bartine's Sunshade Hat Public domain image

Utility Patent Drawings Public domain photograph of architecture design drawing, free to use, no copyright restrictions image - Picryl description

Patent drawing - for C. McIntosh's Fire Mask Public domain  image

Patent drawing - for C. McIntosh's Fire Mask Public domain image

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for O. T. Jones' Horse Detacher Public domain  image

Patent drawing - for O. T. Jones' Horse Detacher Public domain image

Utility Patent Drawings Public domain photograph of a car, automobile, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - for E. T. Reed's Nursery Chair Public domain  image

Patent Drawing of Engine - for E. T. Reed's Nursery Chair Public domai...

Utility Patent Drawings Public domain photograph of a nursery, agriculture, garden, free to use, no copyright restrictions image - Picryl description

Patent drawing - Drawing of a "Mask for Base Ball Catchers" Public domain  image

Patent drawing - Drawing of a "Mask for Base Ball Catchers" Public dom...

Utility Patent Drawings Public domain scan of the vintage baseball memorabilia, no copyright restrictions image - Picryl description

Patent Drawing of Engine - for J. H. L. Tuck's Submarine Vessel Public domain  image

Patent Drawing of Engine - for J. H. L. Tuck's Submarine Vessel Public...

Utility Patent Drawings Public domain photograph of a technical diagram, architecture, plan, free to use, no copyright restrictions image - Picryl description

Patent drawing - for M. E. Knight's Clasp Public domain  image

Patent drawing - for M. E. Knight's Clasp Public domain image

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - for C. H. Alcoke's Roller Coasting Vehicle Public domain  image

Patent Drawing of Engine - for C. H. Alcoke's Roller Coasting Vehicle ...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for M. E. Knight's Spit Public domain  image

Patent drawing - for M. E. Knight's Spit Public domain image

Utility Patent Drawings Public domain photograph of French architecture design drawing, building plan, Paris, France, free to use, no copyright restrictions image - Picryl description

Patent drawing - for J. O. Lose's One Wheeled Vehicle Public domain  image

Patent drawing - for J. O. Lose's One Wheeled Vehicle Public domain i...

Utility Patent Drawings Public domain photograph of 19th century drawing, free to use, no copyright restrictions image - Picryl description

Patent drawing - Drawing for a "Base Ball Glove" Public domain  image

Patent drawing - Drawing for a "Base Ball Glove" Public domain image

This invention was created by G. H. Rawlings. Utility Patent Drawings

Patent Drawing of Engine - Drawing of a Globe for Showing Direction of the Winds Public domain  image

Patent Drawing of Engine - Drawing of a Globe for Showing Direction of...

This patent was designed by John P. Royall. Utility Patent Drawings

Drawing for cooling and disinfecting apparatus
Specifications for cooling and disinfecting apparatus patent

Specifications for cooling and disinfecting apparatus patent

Public domain scan of a manuscript related to African American history, free to use, no copyright restrictions image - Picryl description.

Patent Drawing of Engine - Drawing for a Collapsible Toy House Public domain  image

Patent Drawing of Engine - Drawing for a Collapsible Toy House Public ...

This is the printed patent drawing for a collapsible toy house invented by Joseph P. Buckingham. Patent Case Files

Patent drawing - for M. E. Benjamin's Gong and Signal Chair for Hotels Public domain  image

Patent drawing - for M. E. Benjamin's Gong and Signal Chair for Hotels...

Utility Patent Drawings Public domain photograph of chair, furniture, free to use, no copyright restrictions image - Picryl description

Patent drawing - for R. J. Spalding's Flying Machine Public domain  image

Patent drawing - for R. J. Spalding's Flying Machine Public domain im...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for B. Dufner and E. Freiner's Target Public domain  image

Patent drawing - for B. Dufner and E. Freiner's Target Public domain ...

Utility Patent Drawings Public domain photograph of architecture design drawing, building plan, free to use, no copyright restrictions image - Picryl description

Patent drawing - for S. D. Mott's Racing Indicator Public domain  image

Patent drawing - for S. D. Mott's Racing Indicator Public domain imag...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for G. W. Upton's Fishing Fly Public domain  image
Patent drawing - for S. Boone's Ironing Board Public domain  image

Patent drawing - for S. Boone's Ironing Board Public domain image

Utility Patent Drawings Public domain photograph of French architecture design drawing, building plan, Paris, France, free to use, no copyright restrictions image - Picryl description

Gramophone : No. 534,543, patented 1895 Feb. 19 photocopy

Gramophone : No. 534,543, patented 1895 Feb. 19 photocopy

1 page photocopy of a diagram from patent No. 534,543. Witnesses listed as: Percy C ? Bowen and F. J. ? Chapman, Joseph Lyons, Attorney. 1 page photocopy of diagram on page 3 of a four page patent. "4 Sheets--Sheet 3."

Patent Drawing of Engine - for H. Hueg's Cake Machine Public domain  image

Patent Drawing of Engine - for H. Hueg's Cake Machine Public domain i...

Utility Patent Drawings Public domain photograph of electric industrial equipment, free to use, no copyright restrictions image - Picryl description

Receipt, January 2, 1897 Alexander Graham Bell collection
Patent drawing - for J. H. Snapp's Racing Harness Attachment Public domain  image

Patent drawing - for J. H. Snapp's Racing Harness Attachment Public do...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for L. D. Newman's Brush Public domain  image

Patent drawing - for L. D. Newman's Brush Public domain image

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for J. J. Hentz' Bicycle Public domain  image

Patent drawing - for J. J. Hentz' Bicycle Public domain image

Utility Patent Drawings Public domain reproduction of bicycle patent drawing, free to use, no copyright restrictions image - Picryl description

Backs plan for Federal Department of Art, Science, and Literature. Washington, D.C., Feb. 7. Declaring that no form of subsidy would bring more immediate cultural returns, Blanche Yurka, blonde stage star, today testified before the House Committee on Patents in behalf of the proposed Federal Department of sciences, Art, and Literature. Miss Yurka was one of a group of stage starts, musicians and writers who will come before the committee this week. With Miss Yurka is Frank Gilmore, Director of the Associated Artists and Actors of America

Backs plan for Federal Department of Art, Science, and Literature. Was...

A black and white photo of a group of people. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Conway P. Coe, United States Commissioner of Patents

Conway P. Coe, United States Commissioner of Patents

A black and white photo of a man sitting at a desk. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - for T. L.  Dennis' Bicycle Public domain  image

Patent Drawing of Engine - for T. L. Dennis' Bicycle Public domain i...

Utility Patent Drawings Public domain photograph related to motor parts, engines, free to use, no copyright restrictions image - Picryl description

Patent drawing - for J. A. Earl's Candle Holder and Dish for Birthday Cakes Public domain  image

Patent drawing - for J. A. Earl's Candle Holder and Dish for Birthday ...

Utility Patent Drawings Public domain photograph of French architecture design drawing, building plan, Paris, France, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - for A. Pascocello' Steeplechase or Hurdle Fence Public domain  image

Patent Drawing of Engine - for A. Pascocello' Steeplechase or Hurdle F...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - Drawing for a Submarine Boat Public domain  image

Patent drawing - Drawing for a Submarine Boat Public domain image

This is the printed patent drawing for a submarine boat invented by John P. Holland. Patent Case Files

Patent Drawing of Engine - for a Staple Machine Public domain  image

Patent Drawing of Engine - for a Staple Machine Public domain image

This is the printed patent drawing for a staple machine invented by Robert K. Marple. Patent Case Files

Patent drawing - for a Safety Deposit Box Public domain  image

Patent drawing - for a Safety Deposit Box Public domain image

This is the printed patent drawing for a safety deposit box invented by Emil A. Strauss. Patent Case Files

Patent drawing - for a Hook and Eye Fastener Public domain  image

Patent drawing - for a Hook and Eye Fastener Public domain image

This is the printed patent drawing for a hook and eye fastener invented by Christian Andersen. Patent Case Files

Patent Drawing of Engine - Drawing for a Game Board Public domain  image

Patent Drawing of Engine - Drawing for a Game Board Public domain ima...

This is the printed patent drawing for a game board invented by Lizzie J. Magie. 748626 - Game Boards - Lizzie Magie

Patent drawing - Drawing of Equipment for a "Base Ball Catcher" Public domain  image

Patent drawing - Drawing of Equipment for a "Base Ball Catcher" Public...

Utility Patent Drawings Public domain scan of the vintage baseball memorabilia, no copyright restrictions image - Picryl description

Patent drawing - for G. Marconi's Apparatus for Wireless Telegraphy Public domain  image

Patent drawing - for G. Marconi's Apparatus for Wireless Telegraphy Pu...

Utility Patent Drawings Public domain photograph of French architecture design drawing, building plan, Paris, France, free to use, no copyright restrictions image - Picryl description

Patent Drawing of Engine - for G. W. Baier's Cake or Doughnut Cutter Public domain  image

Patent Drawing of Engine - for G. W. Baier's Cake or Doughnut Cutter P...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - for a Propeller Public domain  image

Patent drawing - for a Propeller Public domain image

This is the printed patent drawing for an adjustable-pitch propeller invented by William B. Hayden. Patent Case Files

Patent drawing - for G. Marconi's Wireless Telegraphy Public domain  image

Patent drawing - for G. Marconi's Wireless Telegraphy Public domain i...

Utility Patent Drawings Public domain photograph related to development of telegraph, free to use, no copyright restrictions image - Picryl description

Letter from A. L. Massie to Charles J. Bell, September 11, 1907
Letter from A. L. Massie to Charles J. Bell, September 11, 1907
Letter from Alexander Graham Bell to J. A. D. McCurdy, November 17, 1908
Patent Drawing of Engine - for a Window Blind Public domain  image

Patent Drawing of Engine - for a Window Blind Public domain image

This is the printed patent drawing for a window blind invented by Dayton I. Andrews. Patent Case Files

Letter from Alexander Graham Bell to J. A. D. McCurdy, November 17, 1908
Letter from Mauro, Cameron, Lewis & Massie to Alexander Graham Bell, November 6, 1909
Letter from Mauro, Cameron, Lewis & Massie to Alexander Graham Bell, November 6, 1909
Letter from Alexander Graham Bell to J. A. D. McCurdy, January 26, 1910
Patent Drawing of Engine - for O. F. Davis' Fire Escape Public domain  image

Patent Drawing of Engine - for O. F. Davis' Fire Escape Public domain ...

Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Patent drawing - Drawing of a Traveling Trunk Public domain  image

Patent drawing - Drawing of a Traveling Trunk Public domain image

This patent was designed by John Fitzgibbon. Utility Patent Drawings Public domain photograph of a patent diagram drawings, free to use, no copyright restrictions image - Picryl description

Letter from Alexander Graham Bell to J. A. D. McCurdy, January 26, 1910
Patent drawing - Drawing for a Washing Machine Public domain  image

Patent drawing - Drawing for a Washing Machine Public domain image

This is the printed patent drawing for a washing machine invented by Oliver B. Wright. Patent Case Files

Letter to E. A. Selfridge, April 6, 1912

Letter to E. A. Selfridge, April 6, 1912

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from Glenn H. Curtiss to Mauro, Cameron, Lewis & Massie, March 21, 1912

Letter from Glenn H. Curtiss to Mauro, Cameron, Lewis & Massie, March ...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from E.A. Selfridge to Mauro, Cameron, Lewis & Massie, April 17, 1912

Letter from E.A. Selfridge to Mauro, Cameron, Lewis & Massie, April 17...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter to E. A. Selfridge, April 6, 1912

Letter to E. A. Selfridge, April 6, 1912

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

MOORE, EDWARD B. COMMISSIONER OF PATENTS. AT DESK

MOORE, EDWARD B. COMMISSIONER OF PATENTS. AT DESK

A black and white photo of a man sitting at a desk. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Letter from J. A. D. McCurdy to Mauro, Cameron, Lewis & Massie, April 12, 1912

Letter from J. A. D. McCurdy to Mauro, Cameron, Lewis & Massie, April ...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from Mauro, Cameron, Lewis & Massie to Alexander Graham Bell, April 6, 1912

Letter from Mauro, Cameron, Lewis & Massie to Alexander Graham Bell, A...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter to Alexander Graham Bell, October 5, 1912

Letter to Alexander Graham Bell, October 5, 1912

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

MOORE, EDWARD B. COMMISSIONER OF PATENTS. AT DESK

MOORE, EDWARD B. COMMISSIONER OF PATENTS. AT DESK

A black and white photo of a man sitting at a desk. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Letter to Glenn H. Curtiss, March 22, 1912

Letter to Glenn H. Curtiss, March 22, 1912

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from E.A. Selfridge to Mauro, Cameron, Lewis & Massie, April 17, 1912

Letter from E.A. Selfridge to Mauro, Cameron, Lewis & Massie, April 17...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from Glenn H. Curtiss to Mauro, Cameron, Lewis & Massie, March 21, 1912

Letter from Glenn H. Curtiss to Mauro, Cameron, Lewis & Massie, March ...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

MOORE, EDWARD B. COMMISSIONER OF PATENTS. AT DESK

MOORE, EDWARD B. COMMISSIONER OF PATENTS. AT DESK

A black and white photo of a man sitting at a desk. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description

Letter from George F. Myers to Mauro, Cameron, Lewis & Massie, April 15, 1912

Letter from George F. Myers to Mauro, Cameron, Lewis & Massie, April 1...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from George F. Myers to Mauro, Cameron, Lewis & Massie, April 15, 1912

Letter from George F. Myers to Mauro, Cameron, Lewis & Massie, April 1...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter to Alexander Graham Bell, October 5, 1912

Letter to Alexander Graham Bell, October 5, 1912

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from J. A. D. McCurdy to Mauro, Cameron, Lewis & Massie, April 12, 1912

Letter from J. A. D. McCurdy to Mauro, Cameron, Lewis & Massie, April ...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from Mauro, Cameron, Lewis & Massie to Alexander Graham Bell, April 6, 1912

Letter from Mauro, Cameron, Lewis & Massie to Alexander Graham Bell, A...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter to Glenn H. Curtiss, November 5, 1913
Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, November 10, 1913

Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, November...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter to Glenn H. Curtiss, November 5, 1913
Letter from Glenn H. Curtiss to S. T. Cameron, October 31, 1913
Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, November 10, 1913

Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, November...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from Glenn H. Curtiss to S. T. Cameron, October 31, 1913
Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, October 29, 1913

Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, October ...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, October 29, 1913

Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, October ...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from S. T. Cameron, December 12, 1914

Letter from S. T. Cameron, December 12, 1914

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter to Alexander Graham Bell, January 26, 1914

Letter to Alexander Graham Bell, January 26, 1914

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter to Alexander Graham Bell, July 17, 1914

Letter to Alexander Graham Bell, July 17, 1914

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter to George F. Myers, December 11, 1914

Letter to George F. Myers, December 11, 1914

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from G. R. Hall to Mauro, Cameron, Lewis & Massie, November 17, 1914

Letter from G. R. Hall to Mauro, Cameron, Lewis & Massie, November 17,...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, February 24, 1914

Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, February...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from George F. Myers to Mauro, Cameron, Lewis & Massie, December 28, 1914

Letter from George F. Myers to Mauro, Cameron, Lewis & Massie, Decembe...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, January 29, 1914

Letter from John Smallwood to Mauro, Cameron, Lewis & Massie, January ...

Alexander Graham Bell Papers. Picryl description: Public domain document related to trials and litigations, free to use, no copyright restrictions image.

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