Record receiver having plural interactive leaves or a colorless – Having a colorless color-former – developer therefor – or...
Patent
1992-09-03
1993-09-14
Schwartz, Pamela R.
Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
427150, 427152, 403226, B41M 540
Patent
active
052448592
ABSTRACT:
A thermal vellum medium includes a wood pulp based substrate having a thermal layer, comprising a heat-sensitive, image-forming material disposed on one side thereof and a silicone layer impregnated into an opposite side of the substrate.
Ichikawa Akira
Ono H.
Tran Cuong
Hackler Walter A.
Ricoh Electronics, Inc.
Schwartz Pamela R.
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