CPC Subgroup
G03G 15/082 Full Title
Apparatus for electrographic processes using a charge pattern (G03G16/00, G03G17/00 take precedence) > for developing > using a solid developer, e.g. powder developer
G03G 15/082 Apparatus for electrographic processes using a charge pattern (G03G16/00, G03G17/00 take precedence) > for developing > using a solid developer, e.g. powder developer