| 430 / | HD | RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF | 
| 332 | DF | DYE IMAGE FROM RADIATION SENSITIVE DYE OR DYE FORMER BY DRY PROCESSING, COMPOSITION, OR PRODUCT {6} | 
| 335 |  | .~ Pretreatment processing before imaging, e.g., overall radiant energy exposure, etc. |