| 430 / | HD | RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF | 
| 269 | DF | IMAGING AFFECTING PHYSICAL PROPERTY OF RADIATION SENSITIVE MATERIAL, OR PRODUCING NONPLANAR OR PRINTING SURFACE - PROCESS, COMPOSITION, OR PRODUCT {17} | 
| 320 |  | .~ Making named article {1} | 
| 321 | DF | .~.~> Optical device |