DIFF Subgroup
E04C 5/203 Full Title
Reinforcing elements, e.g. for concrete; Auxiliary elements therefor ( material composition C21, C22) > Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups ( tools connecting reinforcing elements E04G21/12) > of material other than metal or with only additional metal parts, e.g. concrete or plastics spacers with metal binding wires