Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1992-03-06
1993-10-05
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03400379
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Hui John T.
Yankee Wayne A.
Yokota Masao
Burke Wallace R.
Everex Systems, Inc.
Nunn Freda S.
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