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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 515

An illustration from [Graphophone patents], 1878, leaf 515
WITNESSES INVE^RSATTORNEYS ANDREW B GRAHAM CO. PMOTG-Ln»»OC(tAPn£»S ^VASKMGION 0 C F. HAYE & C. WESSELS. GRAMOPHONE. APPLICATION riLED JAN. 24, 1910. 962,833. Patented June 28,1910. ^, 2 SHEETS-SHEET 2. // / // -^ 7 ^ / -r (^ ^ A // 3. W ® 1 77 1 ~^^ / \^^M f 1 W^ — -J > ^^^-^m P^ ^^^^^ / N… … WITNESSES ATTORNEYS «NOfiE^ y .r.A-AM CO CrtOTO-UTMOGFtArwERS. WfcSHtNGtOM. DC UNITED STATES PATENT OFFICE. FREDERICK HAYE AND CHARLES WESSELS, OF WOODHAVEN, NEW YORK. GRAMOPHONE. 10 15 45 50 903,833. Specification of letters Patent. Patented June 38, 1910. Application iiled January 24,1910. Serial…

Phonograph · Patents

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