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Patent drawing - Drawing of Marine Compasses Public domain image
Резюме
This patent was designed by Samuel Custer.
Utility Patent Drawings
Public domain photograph of French architecture design drawing, building plan, Paris, France, free to use, no copyright restrictions image - Picryl description
Известные патентные рисунки из Национального архива Вашингтона.
Теги
Дата
26/06/1866
Источник
The U.S. National Archives
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No known copyright restrictions
