DIFF Subgroup
A42B 3/06 Impact-absorbing shells, e.g. of crash helmets
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Helmets; Helmet covers > Parts, details or accessories of helmets > Impact-absorbing shells, e.g. of crash helmets
CPC:
Helmets; Helmet covers ( defence protection helmets F41H1/04) > Parts, details or accessories of helmets > Impact-absorbing shells, e.g. of crash helmets
Of 6 combined children, 0 exist in both systems.
6 codes are CPC-only extensions.
Child Classifications
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