US PATENT SUBCLASS 430 / 603
.~.~.~ S, Se, or Te or compound thereof

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

495.1  DF  RADIATION SENSITIVE PRODUCT {7}
564  DF  .~ Silver compound sensitizer containing {18}
599  DF  .~.~ Hypersensitizing or latensifying ingredient containing {5}
603.~.~.~ S, Se, or Te or compound thereof

DEFINITION

Classification: 430/603

S, Se, or Te or compound thereof:

(under subclass 599) Products wherein the hypersensitizing or latensifying ingredient includes elemental sulfur, selenium, or tellurium or a compound thereof.