United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 919
KjSZ^3: T. EYNON. PHONOGRAPHIC RECORD. APPLICATION FILED NOV. 11, 1911. 1,158,377. -^yQ.^5. Patented Oct. 26,1915. 2 SHEETS-SHEET 2, Ag.7 … * \yEUZZ/&: COLUMBIA PLMJOHRAPH CO., WASH1NQTON, D. C UNITED STATES PATEJNT OFFICE. THOMAS EYNON, OE CHICAGO, ILLINOIS, ASSIGNOR, BY DIRECT AND MESNE ASSIGN-MENTS, TO RIBBON RECORD COMPANY, A CORPORATION OF ILLINOIS. PHONOGRAPHIC RECORD. 1,158,377. Specification of Letters Patent. Patented Oct.…
Phonograph · Patents
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