• All sections
• H - Electricity
• H01H - Electric switchesrelaysselectorsemergency protective devices
• H01H 33/835 - Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas wherein the contacts are opened by the flow of air or gas with closed circuit of air or gas

Patent holdings for IPC class H01H 33/835

Total number of patents in this class: 0

10-year publication summary

Principal owners for this class