DIFF Subgroup
F01M 5/002 Full Title
Heating, cooling, or controlling temperature of lubricant (arrangement of lubricant coolers in engine cooling system F01P11/08); Lubrication means facilitating engine starting
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Note: 1 CPC extensions are marked as secondary classification only.