US PATENT SUBCLASS 430 / 933
BRIGHTENER CONTAINING

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

933BRIGHTENER CONTAINING

DEFINITION

Classification: 430/933

BRIGHTENER CONTAINING:

Art collection involving a composition or product containing a material which tends to render the same lighter in color.