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PCE
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DIFF Subgroup
C06F 3/04

Chemical treatment before or after dipping, e.g. dyeing, impregnating

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Chemical features in the manufacture of matches > Wooden strip for matches or substitute therefor > Chemical treatment before or after dipping, e.g. dyeing, impregnating

CPC:

Chemical features in the manufacture of matches (ignition compositions C06B) > Wooden strip for matches or substitute therefor > Chemical treatment before or after dipping, e.g. dyeing, impregnating

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