Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1992-09-22
1994-03-15
Doulas, Alan P.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03451593
REFERENCES:
patent: D278533 (1985-04-01), Ando
patent: D306296 (1990-02-01), Hayashi
patent: D319443 (1991-08-01), Fuqua et al.
patent: D319643 (1991-09-01), Ando
patent: D321188 (1991-10-01), Gordon
patent: 4759056 (1988-07-01), Akiyama
Asch Jeffrey
Doulas Alan P.
Mitel Corporation
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