Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1988-04-15
1990-09-11
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D19 52
Patent
active
D03105210
REFERENCES:
patent: D276732 (1984-12-01), Marquez
patent: D284084 (1986-06-01), Ferrara, Jr.
patent: 3876831 (1975-04-01), Wickham et al.
patent: 4142183 (1979-02-01), Castleberry et al.
patent: 4780707 (1988-10-01), Selker
Aura Technologies Inc. Jan. 1987 p. 2 Mouse.
Computer Design Nov. 1, 1986 pp. 82-83 (Digitizing Tablet).
Lucas Susan J.
Nunn Freda S.
Video Technology Industries, Inc.
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