Title:
Rhythm device
United States Patent 3358069
US Patent References:
Electrical musical instrument
- - 2342338

Marching band metronome
- - 2926347

System for generating rhythm tones
- - 3141919


Inventors:
Hearne, Joseph H.
Publication Date:
12/12/1967
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Assignee:
WURLITZER CO
Primary Class:
84/713
Other Classes:
984/352, 84/DIG.012
International Classes:
G10H1/42; G10H1/40