DIFF Subgroup
B29C 44/08 using several expanding steps
Introduced: January 1995
Full Title
Shaping by internal pressure generated in the material, e.g. swelling or foaming > for articles of definite length, i.e. discrete articles > using several expanding steps
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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