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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 183

An illustration from [Graphophone patents], 1878, leaf 183
T^CO «5 … c^^-^e? ^/HjL&olL W Gktot**«^5 1,253,328. C. E. WOODS. COMBINED GOVERNOR ANO SPEED INDICATOR FOR TALKING MACHINES. APPLICATION FILED MAY 29, 1913. Patented Jan. 15,1918. 3 SHEETS-SHEET 2.

Phonograph · Patents

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

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