Recording paper and recording apparatus using same
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United States of America Patent
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-
Jul 12, 1994
Grant Date -
N/A
app pub date -
Aug 24, 1992
filing date -
Aug 30, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A recording paper including a color varying layer which normally exhibits a predetermined color and a substrate layer having a color different from that of the color varying layer, wherein the predetermined color disappears when a beam of specific wavelength is incident thereon.
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