430 / | HD | RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF |
495.1 | DF | RADIATION SENSITIVE PRODUCT {7} |
564 | DF | .~ Silver compound sensitizer containing {18} |
570 | DF | .~.~ Spectral sensitizing {6} |
578 | DF | .~.~.~ Polyhetero nuclear containing at least three heterocyclic nuclei {1} |
579 | .~.~.~.~ Four or more distinct heterocyclic nuclei |