DIFF Subgroup
H05B 6/28 Protective systems
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Heating by electric, magnetic or electromagnetic fields > Induction heating > Furnaces without an endless core > Crucible furnaces > Protective systems
CPC:
Heating by electric, magnetic or electromagnetic fields > Induction heating > Furnaces without an endless core (H05B6/34 takes precedence) > Crucible furnaces (H05B6/30 takes precedence) > Protective systems
No child classifications to compare. This is a leaf node in both IPC and CPC.