CPC Subgroup
B29C 63/40 using sheet or web-like material
Full Title
Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor (B29C73/00 takes precedence; by blowing B29C49/00; by thermoforming B29C51/00) > by liberation of internal stresses > using sheet or web-like material