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DIFF Subgroup
G03C 11/22

Preparing plates or films for the manufacture of photographic negatives by non-photographic processes

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Auxiliary processes in photography > Preparing plates or films for the manufacture of photographic negatives by non-photographic processes

CPC:

Auxiliary processes in photography (characterised by the apparatus used G03D15/00) > Preparing plates or films for the manufacture of photographic negatives by non-photographic processes

No child classifications to compare. This is a leaf node in both IPC and CPC.