United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 539
THE NORRIS PETERS CO.. RHOTC LITHO.. WASHINGTON. D C I > 1,144,219. A. F. MADDEN. REPEATING PHONOGRAPH. APPLICATION FILED DEC. 9, 1914. Patented June 22,1915. 2 SHEETS-SHEET 2. … lu Ato &Ut<yt+xe THE r ORRIS PETERS CO.. PHOiO-UlTHO . WASHINGTON, D. C. UNITED STATES PATENT OFFICE. ALBERT E. MADDEN, OF NEWARK, NEW JERSEY.REPEATING PHONOGRAPH. 1,144,219. specification of Letters Patent. Patented June 22, 1915. Application filed December 9,1914. Serial No. 876,239. To…
Phonograph · Patents
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