DIFF Subgroup
B29C 49/12 Stretching rods
Introduced: January 1985
Full Title
Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor > Biaxial stretching during blow-moulding > using mechanical means > Stretching rods
Of 6 combined children, 0 exist in both systems.
6 codes are CPC-only extensions.
Child Classifications
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