United States. Patent Office · Washington, D.C., Govt. Print. Off. · leaf 725
-^Zz^y.A, … ^ ^ ^^^^L^ /3. M ^^ TKC «o,»,5 Pirj,^ „.. »,As»,»oro». o. c UNITED STATES PATENT OFFICE. HARRY B. McNULTY, OP EAST CLEVELAND, OHIO, ASSIGNOR, BY MESNE ASSIGNMENTS,TO THE UNITED STATES PHONOGRAPH COMPANY, OF CLEVELAND, OHIO, A COR-PORATION OF OHIO, PHONOGRAPH-REPRODUCER. 972,013. Specification of…
Phonograph · Patents
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