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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 944

An illustration from [Graphophone patents], 1878, leaf 944
No. 804,995. PATENTED NOV. 21, 1905. R. A. ANTHONY. SOUND CONVEYING APPARATUS. APPLICATION PILED MAE. 2, 1905. ^ *vi *§) ^ K <S * *v*i'*

Phonograph · Patents

Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.

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