Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent
1984-05-08
1986-09-30
Lucas, Susan J.
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Telephone equipment
Patent
active
D02859220
REFERENCES:
patent: D270729 (1983-09-01), Lahey et al.
patent: D276230 (1984-11-01), Akiyama
patent: 4527149 (1985-07-01), Swensen
Computer Design, 5-1982, p. 61, Tandem 6530 display terminal keyboard.
Design, 12-1980, p. 48, Convergent Technologies keyboard.
Freige Diab E.
Keely Leroy B.
Nuttall Michael J.
Convergent Technologies, Inc.
Lucas Susan J.
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