Inside Out Library · Explore

[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 696

An illustration from [Graphophone patents], 1878, leaf 696
on the cylinder and the other end on thevibratable body, and a sound-insulating pack-ing between said block and the frame, sub-stantially as specified. 20. A phonogram or sound-writing recordfollowing-point, composed of glass and shaped by the natural tendency of the glass whenmolten to assume a… … : NOBRIS PETEHS CO PHOTO-UTMO.. WASHINGTON. I (No Model.] No. 564,586 3 Sheets—Sheet 2. E. BERLINER. aRAMOPHONE. Patented July 28, 1896.

Phonograph · Patents

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

More pictures from [Graphophone patents]

More like this