Printer with underlining function

Details Printer with underlining function Printer with underlining function

1989-02-24

1991-03-26

Wiecking, David A.

Typewriting machines

For typing or forming continuous or discontinuous line

Underscoring concurrently with character imprinting

400 17, B41J 2926

Patent

active

050024094

ABSTRACT:
A printer having an underlining function includes an underline position memory. Each bit of the underline position memory is allotted to each printable position, and contents of bits corresponding to the underline positions are inverted.

REFERENCES:
patent: 3526887 (1970-09-01), Erni
patent: 3780846 (1973-12-01), Kolpek et al.
patent: 3940746 (1976-02-01), Vittorelli
patent: 4233601 (1980-11-01), Hankins et al.
patent: 4344713 (1982-08-01), Cullen
patent: 4405830 (1983-09-01), Foster et al.
Tokunaga, "Overprint Circuit", IBM Technical Disclosure Bulletin, vol. 26, No. 1, pp. 284-285, 6/83.

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