DIFF Subgroup
H01J 13/40 Igniting by movement of a solid electrode
Introduced: September 1968
Full Title
Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes > Details > Igniting arrangements > Igniting by movement of a solid electrode
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
Navigate with arrow keys, Enter to open