DIFF Subgroup
F01M 1/26 acting on engine ignition system
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Pressure lubrication > Indicating or safety devices > concerning lubricant pressure > rendering machines or engines inoperative or idling on pressure failure > acting on engine ignition system
CPC:
Pressure lubrication > Indicating or safety devices (concerning lubricant level F01M11/06, F01M11/12) > concerning lubricant pressure > rendering machines or engines inoperative or idling on pressure failure > acting on engine ignition system
No child classifications to compare. This is a leaf node in both IPC and CPC.