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CPC Subgroup
G03C 5/17

using screens to intensify X-ray images (X-ray conversion screens G21K4/00)

Full Title

Photographic processes or agents therefor; Regeneration of such processing agents (multicolour processes or agents therefor G03C7/00; diffusion-transfer processes or agents therefor G03C8/00; stereo-photographic processes G03C9/00; photomechanical processes G03F) > X-ray, infrared, or ultraviolet ray processes > using screens to intensify X-ray images (X-ray conversion screens G21K4/00)