DIFF Subgroup
H01P 1/14 by electric discharge devices (discharge devices H01J17/64)
Introduced: September 1968
Title
Titles differ between systems:
IPC: by electric discharge devices
CPC: by electric discharge devices (discharge devices H01J17/64)
Full Title
Full titles differ between systems:
IPC:
Auxiliary devices > for switching or interrupting > by electric discharge devices
CPC:
Auxiliary devices (coupling devices of the waveguide type H01P5/00) > for switching or interrupting > by electric discharge devices (discharge devices H01J17/64)
No child classifications to compare. This is a leaf node in both IPC and CPC.