Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1992-11-12
1995-05-09
Nunn, Freda S.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03581381
REFERENCES:
patent: D329229 (1992-09-01), Koch et al.
patent: D337997 (1983-08-01), Brunner et al.
patent: D338458 (1993-08-01), Guo
patent: 5253129 (1993-10-01), Blackboron et al.
Computer Shopper May 1990 p. 441--1000 EX/HX Hard Drive (bottom left corner).
Koyanagi Ichiroh
Manabe Yoshiyuki
Ohtsuki Makoto
Shima Hisashi
International Business Machines - Corporation
Nunn Freda S.
Truelson Roy W.
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