Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1983-08-04
1986-06-10
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
D14 53, D14106
Patent
active
D02841932
REFERENCES:
patent: D211645 (1968-07-01), Perkins
patent: D218940 (1970-10-01), Tyson
patent: D222883 (1972-01-01), Levow
patent: D244035 (1977-04-01), Ault
patent: D263703 (1982-04-01), Fukushima et al.
patent: D270453 (1983-09-01), Takahashi
patent: D271689 (1983-12-01), Gerniers
patent: D275857 (1984-10-01), Moraine
patent: 4497036 (1985-01-01), Dunn
Grid Systems Corp. brochure .COPYRGT.1982, Compass Computer.TM. Portable Computer.
Drucker William A.
Lucas Susan J.
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