United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 841
^qog -5&r** %v. … / 9n 23 Zy- x*e THE NOHRIS PETERS CO.. WASHINGTON, D. C. UNITED STATES PATENT OFFICE. WILLIAM W. ROSENFIELD, OF NEW YORK, N. Y. PHONOGRAPH. 10 No. 849,086. Specification of Letters Patent. Application filed May 16, 1906, Serial No. 317,065. Patented April 2, 1907. To all whom it may cancei-ii: Be…
Phonograph · Patents
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