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[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 639
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QttoTtliif MZL FULLER. PHONOGRAPH. APPLICATION FILED FEB. 24, 1913. 1,146,418. Patented July 13,1915. 2 SHEETS-SHEET 2. … ^T T -45Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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