Character input/output device

Details Character input/output device Character input/output device

1987-05-29

1990-02-27

Moore, David K.

Coded data generation or conversion

Code generator or transmitter

341 31, 341 32, 341 33, 341 34, 340709, G06F 300

Patent

active

049050079

ABSTRACT:
A character input device for a computer comprised of a plurality of switches or threshold zones adapted to be activated by a disk movable with the tip of a pen in preset serial patterns.

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