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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 531

An illustration from [Graphophone patents], 1878, leaf 531
the same, said brush being located 70on the under side of said arm, a saddle onsaid brush for supporting it against said arm,a hook and an eye on said saddle, a flexibleconnector passed over said arm and engagingsaid hook and eye for holding said biush in 75position on said arm. In testimony… … Y^?j> /C.

Phonograph · Patents

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

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