Title:
Electrical musical instrument
United States Patent 3018680
Inventors:
Les, Paul
Application Number:
US85711659A
Publication Date:
01/30/1962
Filing Date:
12/03/1959
Assignee:
Les, Paul
Primary Class:
Other Classes:
84/307, 984/371, D17/19
International Classes:
G10H3/18
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