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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 742

An illustration from [Graphophone patents], 1878, leaf 742
M- C-> jrc ^^a;.^ … _7/v v£rA/ 7-/D/7:£rJDi4^/^ /9JD M /Imb: -r United States Pateni* Office. EDWARD IT. AMET, OF WAUKEGAN, ILLINOIS.TALKING-MACHINE APPARATUS. SPECIFICATION forming part of Letters Patent Wo. 573,071, dated December 15, 1896. Application filed geptemlier 21, 1894, Renewed June 13, 1896. Serial ITo,…

Phonograph · Patents

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

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