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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 1091

An illustration from [Graphophone patents], 1878, leaf 1091
W.NVi ^ZZZ^ZZZZZZZZZZZZZZZZZZZj^^ZZZZZt BY J. F. HITCHCOCK. STOP MECHANISM. APPLICATION FILED MAR. 19, 1917. 1,268,008. Iratented May 28,1918. 4 SHEETS—SHEET 2.

Phonograph · Patents

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

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