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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 433

An illustration from [Graphophone patents], 1878, leaf 433
.^ii^. AMD(U..« B OAAHAM CO, «KnO LITMOCBArMtirS, WASHIMGIOM. o c UNITED STATES PATENT OFFICE. PETER WEBER, OF ORANGE. NEW JERSEY. ASSIGNOR TO NEW JERSEY PATENT COM-PANY, or WEST ORANGE, NEW JERSEY. A CORPORATION OF NEW JERSEY. PHONOGRAPH-REPRODUCER. 13,130. Specification of Reissued Letters…

Phonograph · Patents

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