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Patent drawing - Drawing of a Traveling Trunk Public domain image
Резюме
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
Известные патентные рисунки из Национального архива Вашингтона.
Теги
Дата
1910 - 1960
Источник
The U.S. National Archives
Информация о правах
No known copyright restrictions
