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[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 476
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M. G. GRAHAM, DEC'D. M. A. GRAHAM, ADMINISTRATRIX. PHONOGRAPH HORN. APPLICATION FILED NOV. 24, 1908. Patented Aug. 29, 1911. 1,002,205. 2 8HEETS-SHEET 1. … Wzirvesses, a tAZtles Gi.GLrah,(i77h, Inventor, Zy^^r^^-^ — Qttor-ney COLUMBIA PLANOCRAPH CO.. WASHINGTON.Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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