Typewriting machines – Including interposed inking device for record-medium – Ribbon – per se
Patent
1994-09-15
1997-02-25
Burr, Edgar S.
Typewriting machines
Including interposed inking device for record-medium
Ribbon, per se
400249, B41J 3302
Patent
active
056054050
ABSTRACT:
An ink ribbon for a printer or the like has a leading and/or trailing, optically operative control strip. The control strip has only a first light-impervious or opaque control portion and a second transparent control portion. The control portion adjoining the ink ribbon is of a length of between 1 and 4 cm.
REFERENCES:
patent: 2020152 (1935-11-01), Mannino
patent: 2793153 (1957-05-01), Grundel
patent: 4863297 (1989-09-01), Fujii
patent: 5110229 (1992-05-01), Ide
Burr Edgar S.
Leonhard Kurz GmbH & Co.
Marn Louis E.
Nguyen Anthony H.
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