DIFF Subgroup
H01H 29/28 with level of surface of contact liquid displaced by fluid pressure
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Switches having at least one liquid contact > with level of surface of contact liquid displaced by fluid pressure
CPC:
Switches having at least one liquid contact (solid contacts wetted or soaked with mercury H01H1/08) > with level of surface of contact liquid displaced by fluid pressure
No child classifications to compare. This is a leaf node in both IPC and CPC.