DIFF Subgroup
G03C 11/18 Colouring
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Auxiliary processes in photography > Colouring
CPC:
Auxiliary processes in photography (characterised by the apparatus used G03D15/00) > Colouring
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
Child Classifications
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