Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1993-01-14
1994-06-21
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03480593
REFERENCES:
patent: D296330 (1988-06-01), Davis et al.
patent: D304181 (1989-10-01), Kagayama et al.
patent: D307894 (1990-05-01), Siemiatkowski
patent: D330891 (1992-11-01), Urban et al.
patent: D340916 (1993-11-01), Iimura
patent: D342492 (1993-12-01), Wang
patent: 5063508 (1991-11-01), Yamada et al.
patent: 5173789 (1992-12-01), Renner et al.
Burke Wallace R.
Tung M. H.
Umax Data System Inc.
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