Composite key assembly for directional control of a cursor on a

Details Composite key assembly for directional control of a cursor on a Composite key assembly for directional control of a cursor on a

1984-07-05

1987-01-06

Lucas, Susan J.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

D21 13

Patent

active

D02875985

REFERENCES:
patent: 3610902 (1971-10-01), Rahencamp et al.
patent: 4256931 (1981-03-01), Palisek
patent: 4313113 (1982-01-01), Thornberg
patent: 4394546 (1983-07-01), Harumatsu
Computer Design, 3-1981, p. 219, Keyboard Cursor Control.
Playthings, 2-1980, p. 169, Keys, bottom, right on Control Panel of Game Machine.
Playthings, 2-1981, p. 194, #6020 Electronic Escape Maze-Game-Control Keys.

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