Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1989-06-06
1991-09-10
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03198170
REFERENCES:
patent: D291442 (1987-08-01), Kurihara
patent: D307581 (1990-05-01), Ooshima
patent: D310353 (1990-09-01), Sugano et al.
patent: D311906 (1990-11-01), Iino
patent: D312248 (1990-11-01), Seki
patent: 4951241 (1990-08-01), Hosoi et al.
Burke Wallace R.
Nunn Freda S.
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