US PATENT SUBCLASS 430 / 462
.~.~ Dye bleach for color image
Current as of:
June, 1999
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430 /
HD
RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF
449
DF
NONRADIATION SENSITIVE IMAGE PROCESSING COMPOSITIONS OR PROCESS OF MAKING
{7}
461
DF
.~ Bleach or intensification {1}
462
.~.~ Dye bleach for color image
DEFINITION
Classification: 430/462
Dye bleach for color image:
(under subclass 461) Compositions functioning to reduce the density of this dye image only.