Control device of a teletypewriter to be used by invalids

Details Control device of a teletypewriter to be used by invalids Control device of a teletypewriter to be used by invalids

1975-12-01

1977-09-13

Robinson, Thomas A.

Telegraphy

Systems

Automatic

340365R, G11B 502, G08C 100

Patent

active

040484394

ABSTRACT:
This invention relates to a control device of a teletypewriter to be used by invalids, which comprises at least one control member, a synoptical board and at least one electronic part, said synoptical board comprising at least one line or column, where all the vowels are grouped, and said electronic part being made in such a way that the sign which is printed corresponds, for certain boxes of the board at least, to the combination of the consonant in the chosen box with the vowels in the same column or line of the line or column in which the vowels are grouped.

REFERENCES:
patent: 3241115 (1966-03-01), Maling
patent: 3693184 (1972-09-01), Maling
patent: 3854131 (1974-12-01), Vanderheiden et al.

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