Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1989-06-30
1991-07-09
Burke, Wallace R.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D03180468
REFERENCES:
patent: D284193 (1986-06-01), Marshall
patent: D298945 (1988-12-01), Kagayama et al.
patent: D312621 (1990-12-01), Soren et al.
patent: 4084213 (1978-04-01), Kirchner et al.
Burke Wallace R.
Nunn Freda S.
Poqet Computer Corp.
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