DIFF Subgroup
E04C 5/0627 Full Title
Reinforcing elements, e.g. for concrete; Auxiliary elements therefor ( material composition C21, C22) > Reinforcing elements of metal, e.g. with non-structural coatings > of high bending resistance, i.e. of essentially three-dimensional [3D] extent, e.g. lattice girders
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.