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James S. Collins
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Lincolnville, ME, US
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last 30 patents
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Patent Grant
Low noise amplifier for microphone
Patent number
5,589,799
Issue date
Dec 31, 1996
Tibbetts Industries, Inc.
Peter L. Madaffari
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Patent Grant
Transducer assembly
Patent number
5,570,428
Issue date
Oct 29, 1996
Tibbetts Industries, Inc.
Peter L. Madaffari
H04 - ELECTRIC COMMUNICATION TECHNIQUE