United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 1053
Sl&.Z J^$r.4> … ./€ ^ ^r4&& THE NORMS PETERS CO.. WASHINGTON, O. C. UNITED STATES PATENT OFFICE. EDWARD L. AIKEN, OF EAST ORANGE, NEW JERSEY, ASSIGNOR TO NEWJERSEY PATENT COMPANY, OF WEST ORANGE, NEW JERSEY, A CORPO-RATION OF NEW JERSEY. PHONOGRAPH RECORDER AND REPRODUCER. 20 25 50 No. 855,828.…
Phonograph · Patents
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