US PATENT SUBCLASS 430 / 455
.~ Fixer

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}
455.~ Fixer {4}
456  DF  .~.~> And developer {1}
458  DF  .~.~> Dry or concentrated
459  DF  .~.~> Plural fixers
460  DF  .~.~> And bleach

DEFINITION

Classification: 430/455

Fixer:

(under subclass 449) Compositions which remove or otherwise inactivate the radiation sensitive material rendering the image permanent.