DIFF Subgroup
B27N 3/143 Full Title
Manufacture of substantially flat articles, e.g. boards, from particles or fibres > Moulding or pressing (presses in general B30B) > Moulding of mats > Distributing or orienting the particles or fibres
B27N 3/143 Manufacture of substantially flat articles, e.g. boards, from particles or fibres > Moulding or pressing (presses in general B30B) > Moulding of mats > Distributing or orienting the particles or fibres