Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1993-07-06
1994-10-04
Douglas, Alan P.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03511669
REFERENCES:
patent: D268579 (1983-04-01), Marshall
patent: D298239 (1988-10-01), Hirose et al.
patent: D303964 (1989-10-01), Fukutome
patent: D306296 (1990-03-01), Hayashi
patent: D306730 (1990-03-01), Sugano et al.
patent: D309138 (1990-07-01), Azpeitia et al.
patent: D328296 (1992-07-01), Yan
patent: D342252 (1993-12-01), Akatsu et al.
Amstrad Public Limited Company
Asch Jeffrey
Douglas Alan P.
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