Typewriting machines – Including interposed inking device for record-medium – Ribbon – per se
Patent
1987-10-30
1989-03-07
Burr, Edgar S.
Typewriting machines
Including interposed inking device for record-medium
Ribbon, per se
400120, 346 76PH, 427148, 427278, 428913, B41J 3106
Patent
active
048101192
ABSTRACT:
An improved thermal transfer resistive ribbon usable in high resolution printing comprising a dual resistive layer formed of a first layer of low resistivity and a second layer of high resistivity, method of production thereof, use thereof and apparatus including the same.
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Afzali-Ardakani Ali
Cannavaro Ronald T.
Crooks Walter
Desai Mukesh
Hoekstra Jean-Piet
Burr Edgar S.
International Business Machines - Corporation
McDaniel James R.
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