| 430 / | HD | RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF |
| 199 | DF | TRANSFER PROCEDURE BETWEEN IMAGE AND IMAGE LAYER, IMAGE RECEIVING LAYERS, OR ELEMENT CONTAINING AN IMAGE RECEIVING LAYER OR AN INGREDIENT FOR FORMING AN IMAGE RECEIVING LAYER {3} |
| 202 | DF | .~ Diffusion transfer process, element, or identified image receiving layers therefor {8} |
| 227 | DF | .~.~ Element or image receiving layers for silver salt or silver complex transfer {6} |
| 228 | | .~.~.~ Having lenticular or color screen |