Inside Out Library · Explore

[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 226

An illustration from [Graphophone patents], 1878, leaf 226
No. 725,878. PATENTED APR. 21, 1903. W. G. RUNGE. GRAPHOPHONE, PHONOGRAPH, OR THE LIKE. APPLICATION FILED DEO. 13, 1901. 2 SHEETS-SHEET 1. Ne MODEL.

Phonograph · Patents

Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.

More pictures from [Graphophone patents]

More like this