Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1988-12-22
1990-09-25
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03108287
REFERENCES:
patent: D282843 (1986-03-01), Kurihara
patent: D284474 (1986-07-01), Sawada
patent: D291442 (1987-08-01), Kurihara
patent: D303250 (1989-09-01), Ver Nooy et al.
patent: D303523 (1989-09-01), Shiozawa et al.
Au Nelson S.
Boyle Dennis J.
Grundstrom Douglas R.
Herron Matthew A.
Nuttal Michael J.
Dynabook Technologies Corporation
Lucas Susan J.
Nunn Freda S.
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