CPC Main Group Additional Only
F02G 2258/00 Materials used
5 direct subcodes
Child Classifications
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- F02G 2258/10 ceramic
- F02G 2258/20 having heat insulating properties
- F02G 2258/50 having frictional properties
- F02G 2258/80 having magnetic properties
- F02G 2258/90 Processing of materials