DIFF Subgroup
E04C 5/01 Reinforcing elements of metal, e.g. with non-structural coatings
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Reinforcing elements, e.g. for concrete; Auxiliary elements therefor > Reinforcing elements of metal, e.g. with non-structural coatings
CPC:
Reinforcing elements, e.g. for concrete; Auxiliary elements therefor ( material composition C21, C22) > Reinforcing elements of metal, e.g. with non-structural coatings
Of 4 combined children, 2 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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