Inside Out Library
[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 125
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\ AMCftEW S 00****t CO PWOTO- arxooBtcMtW- wtstsvafow D- & 948,327. W. H. HOSCHKE. PHONOGRAPH.APPLICATION FILED MAS. 26, 1909. / -27. Patented Feb. 8,1910. 3 SHEETS-SHEET 3. J7Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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