DIFF Subgroup
F16L 41/082 Full Title
Branching pipes; Joining pipes to walls (F16L39/00 takes precedence ) > Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe (F16L41/02 takes precedence)
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.