United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 207
Qttovtt vy. THE HORRiS PETERS CO.. RHOTC-LITHO.. WASHINGTON. D. C h I W. C. WOLFE. SOUND REPRODUCING MACHINE.APPLICATION PILED JULY 8, 1911. 1,131,454. Patented Mar. 9,1915. 2 SHEETS-SHEET 2. … k_s@» £Zf»
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents], 1878, leaf 207](https://img.insideoutlibrary.com/img/1024/ia-graphophonepaten15unit-207-133.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-578-250.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten02unit-140-54.webp)
