• All sections
• H - Electricity
• H01H - Electric switchesrelaysselectorsemergency protective devices
• H01H 63/42 - Circuit arrangements for ensuring correct or desired operation and not adapted to a particular application of the selector switch for multi-position switches without wipers for co-ordinate-type selector switches not having relays at cross-points

Patent holdings for IPC class H01H 63/42

Total number of patents in this class: 0

10-year publication summary

Principal owners for this class