US PATENT SUBCLASS 430 / 958
.~ Development dye releaser (DDR)

Current as of: June, 1999
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430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

955  DF  PRECURSOR COMPOUND {5}
958.~ Development dye releaser (DDR)

DEFINITION

Classification: 430/958

Development dye releaser (DDR):

Art collection involving the use of a development dye releaser precursor.