Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1994-01-04
1995-05-09
Nunn, Freda S.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03581454
REFERENCES:
patent: D291574 (1987-08-01), Kim
patent: D344724 (1994-03-01), Pangburn
patent: D346796 (1994-05-01), Pangburn
patent: D350948 (1994-09-01), Smith
Alpha Data Corporation
Nunn Freda S.
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