| 430 / | HD | RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF | 
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| 31 | DF | ELECTRIC OR MAGNETIC IMAGERY, E.G., XEROGRAPHY, ELECTROGRAPHY, MAGNETOGRAPHY, ETC., PROCESS, COMPOSITION, OR PRODUCT {18} | 
| 56 |  | .~ Radiation-sensitive composition or product {10} | 
| 57.1 | DF | .~.~> Having plural conductive layers {2} | 
| 60 | DF | .~.~> Product having layer between radiation-conductive layer and base or support {3} | 
| 66 | DF | .~.~> Product having overlayer on radiation-conductive layer {1} | 
| 68 | DF | .~.~> Including radiation-conductive screen | 
| 69 | DF | .~.~> Including conductive base or support | 
| 70 | DF | .~.~> Radiation-conductive composition contains carbocyclic ring only {2} | 
| 75 | DF | .~.~> Radiation-conductive composition contains hetero ring {1} | 
| 83 | DF | .~.~> Sensitized or doped organic radiation conductor | 
| 84 | DF | .~.~> Inorganic radiation conductive composition {4} | 
| 96 | DF | .~.~> Binder for radiation-conductive composition |