ELECTRONIC MUSICAL INSTRUMENT DUAL PURPOSE GATE AND KEYING CIRCUIT
United States Patent 3543281

Inventors:
Brand, John R.
Galanti, Frank
Publication Date:
11/24/1970
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Assignee:
WARWICK ELECTRONICS INC
Primary Class:
Other Classes:
984/330, 984/322, 84/702, 84/705
International Classes:
G10H1/057; G10H1/18; G10H1/02
US Patent References:
3446904KEY SYSTEM FOR ELECTRICAL MUSICAL INSTRUMENT




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