IPC Subgroup
H01H 29/18 with level of surface of contact liquid displaced by non-electrical contact-making plunger
Introduced: September 1968
Last revised: January 2006
Full Title
Switches having at least one liquid contact > with level of surface of contact liquid displaced by non-electrical contact-making plunger
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES