CPC Subgroup
B28B 7/46 for humidifying or dehumidifying
Full Title
Moulds; Cores; Mandrels (specially adapted for the production of the tubular articles B28B21/00; ) > characterised by means for modifying the properties of the moulding material > for humidifying or dehumidifying
1 direct subcode
Child Classifications
Navigate with arrow keys, Enter to open