DIFF Subgroup Additional Only
F02D 2041/2068 Full Title
Electrical control of supply of combustible mixture or its constituents (F02D43/00 takes precedence ) > Output circuits, e.g. for controlling currents in command coils
Of 4 combined children, 0 exist in both systems.
4 codes are CPC-only extensions.
Note: 4 CPC extensions are marked as secondary classification only.