CPC Subgroup
B32B 21/04 comprising wood as the main or only constituent of a layer, next to another layer of a
Full Title
Layered products comprising wood, e.g. wood board, veneer, wood particle board > comprising wood as the main or only constituent of a layer, next to another layer of a
5 direct subcodes
Child Classifications
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- B32B 21/06 of paper or cardboard
- B32B 21/08 of synthetic resin