Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1993-12-01
1996-05-28
Nunn, Freda S.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03702073
REFERENCES:
patent: D343831 (1994-02-01), Spoeth
patent: D345551 (1994-03-01), Youens et al.
patent: D349106 (1994-07-01), Iino et al.
Grewe Anthony J.
Mangrulkar Harish S.
Stowers David C.
Zambelli Michael P.
AT&T Corp.
Nunn Freda S.
Williamson Samuel R.
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