Description: 355 / (27) Discharge Device Control Or Supply (44) Gas, Vapor or Liquid Electrode Type (E.g., Thyratron) (46) Extinguishing
Hierarchy/Derived subclasses
CIPO search
search just 355/46This will show what classes derive from the input. Ex: entering 78/35 shows the derived classes and the search that can be used to find
patents in those subclasses.