United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 429
s Patent, is— In a phonograph, a base-plate, upper andlower brackets secured to opposite faces ofthe base-plate, a shaft extending throughthe base-plate and journaled in the brackets,means for rotating the shaft, and a disk-holding plate carried by the shaft above theupper bracket. JAMES VINCENT… … Z/U4&^ K-/Cnvufan* Uttostteua thk rtomxis rfrems co.. wASMtrteroN. o. c. 10 •5 5° S5 UNITED STATES PATENT OFFICE. THOMAS H. MACDONALD, OF BRIDGEPORT, CONNECTICUT. SOUND-REPRODUCER. No. 830,446. Specification of Letters Patent.Ipplication filed January 19,1904. Serial Ho. 189,696. Patented Sept.…
Phonograph · Patents
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