Heat-sensitive copying-paper
United States Patent 2710263

Inventors:
Clark, Bryce L.
Miller, Carl S.
Publication Date:
06/07/1955
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Assignee:
MINNESOTA MINING & MFG
Primary Class:
430/541
Other Classes:
430/964, 428/913, 428/487, 427/559, 427/144
International Classes:
B41M5/36
US Patent References:
2313808Copy and recording paper
2336299Sensitive material
2433515Method of making photographic paper
2519660Recording material
2534326Process of manufacturing photographic elements
2550473Pressure sensitive record material