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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 789

An illustration from [Graphophone patents], 1878, leaf 789
s and anorbital movement around the axis of saidbore, so as to Impart a positive impression toan interposed cylindrical phonograph-blankof flexible material, along the entire length ofsuch blank and in a progressive manner, sub-stantially as set forth. Signed at Chicago, Illinois, this 14th dayof… … .tzeisj SnEi.s 1tz.\/ e: tzTd k; - NOHRIS Ft tiCRSCO.. WXSHINCtON, O. C No. 847,033. PATENTED MAR. 12, 1907.E. WAWRINA.GRAMOPHONE MECHANISM. APPLICATION PILED NOV. 7, 1905. 3 SHEET8-8HEET 2 fyf

Phonograph · Patents

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

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