ClassID:

50556

B29C2049/622 - CPC Classification

Classification description:

Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor; Component parts, details or accessories; Auxiliary operations; Venting means for venting air between preform and cavity, e.g. using venting holes, gaps or patterned moulds

Sub-classes:
Recent Application in this class: