CPC Subgroup Additional Only
G03G 2215/021 by contact, friction or induction
Full Title
Apparatus for electrophotographic processes > Arrangements for laying down a uniform charge > by contact, friction or induction
3 direct subcodes
Child Classifications
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- G03G 2215/022 using a magnetic brush
- G03G 2215/023 using a laterally vibrating brush
- G03G 2215/025 using contact charging means having lateral dimensions related to other apparatus means, e.g. photodrum, developing roller