Patent drawing - for M. E. Knight's Spit Public domain image
Резюме
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
03/02/1885
Источник
The U.S. National Archives
Информация о правах
No known copyright restrictions