Text processing device

Details Text processing device Text processing device

1979-07-25

1984-02-28

Shaw, Gareth D.

Boots, shoes, and leggings

G06F 1304

Patent

active

044344716

ABSTRACT:
A text processing device which includes a typewriter and a memory device, in which a comparison circuit is provided, by means of which a write/read connection between the memory device and the typewriter is completed as a function of the positive result of a comparison between a stored identification and an identification input by means of the typewriter keyboard, for the protection of stored text information against changes and unauthorized access by third parties.

REFERENCES:
patent: 3516068 (1970-06-01), Howard et al.
patent: 3798605 (1974-03-01), Feistel
patent: 3806882 (1974-04-01), Clarke
patent: 4041467 (1977-08-01), Cota et al.
patent: 4087856 (1978-05-01), Attanasio
patent: 4128874 (1978-12-01), Pertl et al.

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