430 / | HD | RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF |
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269 | DF | IMAGING AFFECTING PHYSICAL PROPERTY OF RADIATION SENSITIVE MATERIAL, OR PRODUCING NONPLANAR OR PRINTING SURFACE - PROCESS, COMPOSITION, OR PRODUCT {17} |
270.1 | DF | .~ Radiation sensitive composition or product or process of making {5} |
271.1 | DF | .~.~ Identified backing or protective layer containing {4} |
275.1 | | .~.~.~ Metal as backing or protective layer {4} |
276.1 | DF | .~.~.~.~> And another backing or protective layer other than aluminum oxide |
277.1 | DF | .~.~.~.~> Copper |
278.1 | DF | .~.~.~.~> Aluminum |
279.1 | DF | .~.~.~.~> Zinc or magnesium |