DIFF Subgroup
H01P 1/11 by ferromagnetic devices
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Auxiliary devices > for switching or interrupting > by ferromagnetic devices
CPC:
Auxiliary devices (coupling devices of the waveguide type H01P5/00) > for switching or interrupting > by ferromagnetic devices
No child classifications to compare. This is a leaf node in both IPC and CPC.