Photoelectric scanning device for generating musical tones
United States Patent 2941434

Inventors:
Clark Jr., Melville
Publication Date:
06/21/1960
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Assignee:
Clark Jr., Melville
Primary Class:
84/639
Other Classes:
984/358
International Classes:
G10H3/06; G10H3/00
US Patent References:
2484881Rectangular translucent sound track record
2506599Shutter mechanism
2540285Selective frequency sound reproducer of the sound on film type