Computer graphics processing and selective visual display system – Display peripheral interface input device – Including keyboard
Patent
1994-11-15
1999-11-30
Chow, Dennis
Computer graphics processing and selective visual display system
Display peripheral interface input device
Including keyboard
345163, 248918, G09G 500
Patent
active
059950820
ABSTRACT:
A mouse pad (10) is disclosed which can be attached conveniently to a portable computer (12). The pad has a lip (30) which fits over the border (18) of the keyboard on a personal computer and a mounting plate (40) having a planar surface (82) which engages the outer surface (24) of the keyboard to secure the pad on the portable computer. A pad (90) can be provided with keys (92).
REFERENCES:
patent: 4977397 (1990-12-01), Kuo et al.
patent: 5187468 (1993-02-01), Garthwaite et al.
patent: 5413294 (1995-05-01), Greenquist
patent: 5575578 (1996-11-01), Lakoski et al.
"Briefcase--Portable Textwriter with 100-key Full-size Keyboard" IBM, Technical Disclosure Bulletin, G.G. Pechanek and B.M. Streepey, vol. 27 No. 4A Sep. 1984.
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