Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1988-11-03
1990-10-09
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03111814
REFERENCES:
patent: D297938 (1988-10-01), Hara
patent: 4644521 (1987-02-01), Davis et al.
patent: 4858050 (1989-08-01), Ashe et al.
Kaplan Blum
Lucas Susan J.
Nunn Freda S.
Seiko Epson Corporation
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