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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 165

An illustration from [Graphophone patents], 1878, leaf 165
ord and a sound re- 95prmlucing head, means for feeding the soundhead tiansversely across the path of therecord by gravity comprising an inclinedrail inclined to the base of said machineand means traveling upon said rail for car- 100rying said sound reproducing head. This specification signed and… … INVENTOR %

Phonograph · Patents

Internet Archive · Smithsonian Libraries · Public Domain Mark 1.0. Free to use for anything.

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