430 / | HD | RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF |
256 | DF | STRIPPING PROCESS OR ELEMENT {3} |
259 | DF | .~ Element {3} |
262 | .~.~ Stripping layer containing specified synthetic nonradiation sensitive polymer {1} | |
263 | DF | .~.~.~> From ethylenically unsaturated monomer |