United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 771
J^tp.^ … rHF t^ORttK m:Tr»S CO.. WASHlNOTOit: o.x tmiTED STATES PATENT OFFICE. PETER WEBER, OF ORANGE, NEW JERSEY, ASSIGNOR TO NEW JERSEY PATENT COM-PANY, OP WEST ORANGE, NEW JERSEY, A CORPORATION OF NEW JERSEY. DIAPHRAGM FOR PHONOGRAPHS. 9^5,377. I Specification of Letters Patent. Patented Nov. 8, 1910.…
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents], 1878, leaf 771](https://img.insideoutlibrary.com/img/1024/ia-graphophonepaten10unit-771-523.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten15unit-625-346.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-1021-648.webp)
