X-Y input device

Details X-Y input device X-Y input device

1984-03-27

1987-03-03

Lucas, Susan J.

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Telephone equipment

Patent

active

D02885697

REFERENCES:
patent: 3541541 (1970-11-01), Engelbart
Apple Computer Brochure, vol. 2, #1, p. 1, Mouse.
Computer Design, 9-1982, p. 275, Hawley Mouse.

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