Electrical musical instrument
United States Patent 2561349

Inventors:
William, Earp Charles
Publication Date:
07/24/1951
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Assignee:
INT STANDARD ELECTRIC CORP
Primary Class:
84/726
Other Classes:
84/735, 984/367
International Classes:
G10H3/18; G10H3/00
US Patent References:
2403090Electronic organ
2413062Apparatus for the production of music