United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 697
P?z^-.^-«N^ to )z<-<.c.^^2ccAt,o^u- &vv\><2A%X<ycJ iHr NORtris fBTets to.. Washington, o. c T. A. EDISON. METHOD AND APPABATDS FOR MAKING SOUND REOOBDS. APPLIOATIOH FILED AUO. 30, 1904. 970,615. Patented Sept. 20,1910. 4 8HEET8-BHEET 3. … C^VIVQA^^^OZ /7-t-c<-<--V ^- yii^.t^^CC^-^iUy.l^^ a^hxj ^^-ySySiticyc^ne.i^ -zf^ ^**^ TMK NOmRtS PETKms CO., WASHIMC70N, O. C T. A. EDISON. METHOD AND APPAEATDS FOB MAKING SOUND BEOOBDS. APPLIOATIOH FILED ADO. 30, 1904. 970,615. Patented Sept. 20,1910. 4 SHEETS-SHEET 4.
Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents], 1878, leaf 697](https://img.insideoutlibrary.com/img/1024/ia-graphophonepaten10unit-697-482.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten15unit-373-217.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-803-525.webp)
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten07unit-987-633.webp)
