DIFF Subgroup
B27N 3/06 Making particle boards or fibreboards, with preformed covering layers, the particles or fibres being compressed with the layers to a board in one single pressing operation
Introduced: January 1985
Full Title
Manufacture of substantially flat articles, e.g. boards, from particles or fibres > Making particle boards or fibreboards, with preformed covering layers, the particles or fibres being compressed with the layers to a board in one single pressing operation
No child classifications to compare. This is a leaf node in both IPC and CPC.