US PATENT SUBCLASS 430 / 460
.~.~ And bleach

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

449  DF  NONRADIATION SENSITIVE IMAGE PROCESSING COMPOSITIONS OR PROCESS OF MAKING {7}
455  DF  .~ Fixer {4}
460.~.~ And bleach

DEFINITION

Classification: 430/460

And bleach:

(under subclass 455) Compositions which reduce the density of the imaged product.