United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 55
.5 … itvcntox.. UNITED STATES PATENT OFFICE, JOHN O. HOUSER, OF PITTSBURG, PENNSYLVANIA.ATTACHMENT FOR MUSICAL INSTRUMENTS. No. 811,295. Specification of Letters Patent. Application filed March 29, 1905. Serial No. 252,719. Patented Jan. 30, 1906. To all whom it may concern: Be it known that I, John O.…
Phonograph · Patents
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