United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 551
R. THOMAS. PHONOGRAPH. APPLICATION FILED MAR. 15, !9I7. 1,259,68: Patented Mar. 19,1918. 2 SHEETS-SHEET 2. … STATES PATENT OFFICE. 10 15 REINHOLD THOMAS, OF CHICAGO, ILLINOIS.PHONOGRAPH. 1,259,681. Specification of Letters Patent. Patented Mar. 19, 1918. Application filed. March 15,1917. Serial No. 154,910. To all whom it may concern: Be it known that 1. Beixiiold Thomas,a citizen of the United States,…
Phonograph · Patents
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