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James Wilson
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Fair Haven, NJ, US
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last 30 patents
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Patent Grant
Combined microphone and loudspeaker
Patent number
D275096
Issue date
Aug 14, 1984
AT&T Bell Laboratories
Edward W. Festa
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Microphone
Patent number
D275097
Issue date
Aug 14, 1984
AT&T Bell Laboratories
Edward W. Festa
D14 - Recording, communication, or information retrieval equipment