DIFF Subgroup
E04B 1/6108 Full Title
Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs (scaffolds, shutterings E04G; structures specially adapted for buildings for special purposes, general layout of buildings, e.g. modular co-ordination, E04H) > Connections for building structures in general > of slab-shaped building elements with each other
Of 5 combined children, 0 exist in both systems.
5 codes are CPC-only extensions.