CPC Subgroup
G03G 15/05 for imagewise charging, e.g. photoconductive control screen or optically activated charging means
Full Title
Apparatus for electrographic processes using a charge pattern (G03G16/00, G03G17/00 take precedence) > for imagewise charging, e.g. photoconductive control screen or optically activated charging means
1 direct subcode
Child Classifications
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