CPC Subgroup Additional Only
B32B 2250/24 All layers being polymeric
Full Title
Layers arrangement > All layers being polymeric
4 direct subcodes
Child Classifications
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- B32B 2250/242 All polymers belonging to those covered by group B32B27/32
- B32B 2250/244 All polymers belonging to those covered by group B32B27/36
- B32B 2250/246 All polymers belonging to those covered by groups B32B27/32 and B32B27/30
- B32B 2250/248 All polymers belonging to those covered by group B32B25/00