United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 1081
38 y^CG ^. 36 … flU*ot*v«^s r UNITED STATES PATENT OFFICE. LOUIS K. SCOTFOED, OF CHICAGO, ILLINOISSUPPORT FOR TALKING-MACHINE RECORDS. 1,163,566. Specification of Letters Patent. Patented Dec. 7,1915. Application filed February 7, 1814. Serial No. 817,210. To all whom it may concern: Be it known that I, Louis K.…
Phonograph · Patents
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