IPC Subgroup
H01H 1/02 characterised by the material thereof
Introduced: September 1968
Last revised: January 2006
Full Title
Contacts > characterised by the material thereof
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
2 direct subcodes
Child Classifications
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- H01H 1/021 Composite material
- H01H 1/04 Co-operating contacts of different material