• All sections
• H - Electricity
• H01H - Electric switchesrelaysselectorsemergency protective devices
• H01H 77/08 - Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electromagnetic opening retained closed by permanent or remanent magnetism and opened by windings acting in opposition

Patent holdings for IPC class H01H 77/08

Total number of patents in this class: 3

10-year publication summary

Principal owners for this class