Printing apparatus

Details Printing apparatus Printing apparatus

1981-08-18

1983-10-25

Sewell, Paul T.

Typewriting machines

Including type-set-assemblage mounted on carrier and...

Type-head, per se

400 54, 400120, 400712, B41J 312

Patent

active

044115407

ABSTRACT:
A printing apparatus for serial printing by displacement of a printing head, in which a discriminating circuit identifies the typefont of the printing head mounted on the carriage, and a coincidence circuit compares the result of typefont identification with the typefont to be printed and provides alarm if the two are different.

REFERENCES:
patent: 4184781 (1980-01-01), Ota
patent: 4281938 (1981-08-01), Phillips

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