Inside Out Library

[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 459

An illustration from [Graphophone patents], 1878, leaf 459
Attorneys. • 1,141,232. W. E. CHILDERS.MULTIPLE RECORD PHONOGRAPH. APPLICATION FILED JUNE 9, 1914. Patented June 1,1915. 5 SHEETS-SHEET 2. JFty.Z. … Z6 -222 Witnesses

Phonograph · Patents

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

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