United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 643
Jt IJ -XL ~N <T-- =8 -i ii 0 ZF%^.S. ttty.10. … JC 1^ dtwevUoz Qttot41Ctj4- THI rJO.HJ) MT*J»S CO.. WASHINOTOH. O. C- UNITED STATES PATENT OFFICE. DAVID APSTEIN, OF BPJDGEPOKT, CONNECTICUT.TALKING-MACHINE. No. 837,274. Specification of Letters Patent.Application filed October 14,1904, Serial No. 228,436. Patented Dec. 4, 1906. To all whom it may…
Phonograph · Patents
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