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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 525

An illustration from [Graphophone patents], 1878, leaf 525
a composition, for molded rec- ords, which consists in subjecting the sameto prolonged heating at high temperature,and in then centrifuging the molten materialso as to remove the gummy sediment pro-duced by such heating, as set forth. This specification signed and witnessedthis 26th day of Oct.… … £UtocHi«^ THE NORftIS PETERS CO-, WMSHINCTOM. D. C. 963,195. J. H. WILLIAMS.FEED APPARATUS FOR PHONOGRAPHS. APPLIOATION FILED DEO. 31, 1902. Patented July 5,1910. 3 SHEETB-SnEET 2.

Phonograph · Patents

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