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[Graphophone patents] (1878)
United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 255
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Suvcntoi dttotntij No. 818,975. PATENTED APR. 24, 1906 M. A. POSSONS.TALKING MACHINE. APPLICATION FILED NOV. 28, 1904. RENEWED SEPT. 7, 1905. 2 SHEETS-SHEET 2. JTT£& ^ 30 #&„., jj »£j&<\«\fIA*.*2*9Phonograph · Patents
Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.
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