Title:
Electronic sound absorber
United States Patent 2983790
US Patent References:
Process of silencing sound oscillations
- - 2043416

Electronic transducer
- - 2491390


Inventors:
Olson, Harry F.
Publication Date:
05/09/1961
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Assignee:
RCA CORP
Primary Class:
381/71.100
Other Classes:
381/71.600, 381/71.130, 181/206
International Classes:
G10K11/178; G10K11/00
Foreign References:
FR762121A