DIFF Subgroup
G03G 15/30 in which projection is formed on a drum
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Apparatus for electrographic processes using a charge pattern > involving the combination of more than one step according to groups > in which projection is obtained by line scanning > in which projection is formed on a drum
CPC:
Apparatus for electrographic processes using a charge pattern (G03G16/00, G03G17/00 take precedence) > involving the combination of more than one step according to groups G03G13/02 - G03G13/20 (G03G15/01 takes precedence) > in which projection is obtained by line scanning (G03G15/04 takes precedence) > in which projection is formed on a drum
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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