CPC Subgroup
B32B 21/042 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
B32B 21/042 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