PROGRAMMED MUSICAL INSTRUMENT
United States Patent 3420135

Inventors:
Wolf, Tobin
Publication Date:
01/07/1969
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Assignee:
GILBERT CO A C
Primary Class:
84/478
Other Classes:
84/479A, 84/404
International Classes:
A63H5/00; G05B19/12; G06K19/067; G09B15/08; G10D13/08; G10G1/02; G05B19/04; G09B15/00; G10D13/00; G10G1/00; G09B15/08




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