Noise cancellation device

Details Noise cancellation device Noise cancellation device

1999-07-20

2000-07-11

Vinson, Brian N.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Element or attachment

D14249, 1403

Patent

active

D04279980

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Wickstrom, Timothy K., "Microphones for Multimedia Speech Applications," Knowles Electronics, Inc., Itasca, IL.

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