DIFF Subgroup
H01T 13/14 Means for self-cleaning
Introduced: September 1968
Full Title
Sparking plugs > Details > Means for self-cleaning
No child classifications to compare. This is a leaf node in both IPC and CPC.
H01T 13/14 Introduced: September 1968
Sparking plugs > Details > Means for self-cleaning
No child classifications to compare. This is a leaf node in both IPC and CPC.