Keyboard for data processing equipment

Details Keyboard for data processing equipment Keyboard for data processing equipment

1987-09-03

1991-09-17

Clark, David L.

Boots, shoes, and leggings

G06F 3023

Patent

active

050501160

ABSTRACT:
A keyboard for data processing equipment, the keyboard having a display screen and at least one key group switchable between different sets of functions. At least one image of the key group as well as function and meanings assigned to the keys of the key group appear on the display screen.

REFERENCES:
patent: 4481598 (1984-11-01), Ishiwata
patent: 4547860 (1985-10-01), Lapeyre
patent: 4633227 (1986-12-01), Menn
patent: 4634970 (1987-01-01), Payne et al.

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