CPC Subgroup Additional Only
B32B 2305/02 Cellular or porous
Full Title
Condition, form or state of the layers or laminate > Cellular or porous
4 direct subcodes
Child Classifications
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- B32B 2305/022 Foam
- B32B 2305/024 Honeycomb
- B32B 2305/026 Porous
- B32B 2305/028 Hollow fillers; Syntactic material