Inside Out Library

[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 77

An illustration from [Graphophone patents], 1878, leaf 77
68 HZ\ [OS 103 WITNESSES INVENTOR ATTORNEYS THE NORRIS PETERS CO PHOTO LITHO.. WASHINGTON. D C 1,127,056. A. F. MADDEN. MOTOR DRIVEN PHONOGRAPH.APPLICATION PILED JULY 7, 1914, Patented Feb. 2,1915. 5 SHEETS-SHEET 3. <S … WITNESSES INVENTOR BY ATTORNEYS VORRIS PETERS CO . PHOTO I.ITHU.. <n ~*n I NO TON . D C A. F. MADDEN. MOTOR DRIVEN PHONOGRAPH.APPLICATION PILED JULY 7, 1914. Patented Feb. 2,1915. 5 SHEETS-SHEET 4.

Phonograph · Patents

Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.

More pictures from [Graphophone patents]

More like this