DIFF Subgroup
B32B 21/13 all layers being exclusively wood
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Layered products essentially comprising wood, e.g. wood board, veneer, wood particle board > all layers being exclusively wood
CPC:
Layered products comprising wood, e.g. wood board, veneer, wood particle board > all layers being exclusively wood
No child classifications to compare. This is a leaf node in both IPC and CPC.