United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 1027
THE HORRIS PETERS CO.. WASHINOTON. O. C. No. 855,606. PATENTED JUNE 4, 1907. J. W. AYLSWORTH.PROCESS OF MAKING DUPLICATE SOUND RECORDS. APPLICATION FILED MAT 31, 1906. RENEWED APE. 23, 1907. JPtyf 4SHEET8-8HEET 4 … THE MORRIS PETERS CO.. WASHINGTON, D. C. UNITED STATES PATENT OFFICE. JONAS W. AYLSWORTH, OF EAST ORANGE, NEW JERSEY, ASSIGNOR TO NEWJERSEY PATENT COMPANY, OF WEST ORANGE, NEW JERSEY, A CORPO-RATION OF NEW JERSEY. PROCESS OF MAKING DUPLICATE SOUND-RECORDS. No. 855,606. Specification of Letters…
Phonograph · Patents
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