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[Graphophone patents] (1878)

United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 1237

An illustration from [Graphophone patents], 1878, leaf 1237
J^/ . 6. E. ADAMS. PHONOGRAPH DISK RECORD HOLDER AND EJECTOR. APPLICATION FILED MAR. 1?. 191?. 1,270,584. Patented June 25,1918. 2 SHEETS—SHEET 2.,16. /23 ,7. .M … M/.s UNITED STATES PATENT OFFICE. GEORGE E. ADAMS, OF SALT LAKE CITY, UTAH, ASSIGNOR OF ONE-THIRD TO DANIELALEXANDER AND ONE-THIRD TO HAMMOND 0. WILLIAMS, BOTH OF SALT LAKECITY, UTAH. PHONOGRAPH-DISK-RECORD HOLDER AND EJECTOR. 1,270,584. Specification of Letters Patent. Patented June 25, 1918.…

Phonograph · Patents

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