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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 544

An illustration from [Graphophone patents], 1878, leaf 544
Fi0.2O … LITHO . WASHIMOTON. C United States Patent Office^ HENRI JULES LIORET, OF PARIS, FRANCE.PHONOGRAPH. SPECIFICATION forming part of Letters Patent No. 528,273, dated October 30, 1894. Application filed Deoemter 20,1893. Serial Ifo, 491,179. O^o model.) Patented in Prance May 18,1893, No. 230,177. To…

Phonograph · Patents

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