Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1992-02-20
1993-11-30
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03418235
REFERENCES:
patent: D307134 (1990-04-01), Makidera
patent: D315549 (1991-03-01), Clough et al.
patent: D317151 (1991-05-01), Daly
patent: D319433 (1991-08-01), Pearce
patent: D321174 (1991-10-01), Tsuchiya
patent: D333814 (1993-03-01), Swanson et al.
patent: D334180 (1993-03-01), Tedham et al.
Burke Wallace R.
Nunn Freda S.
Seiko Epson Corporation
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