DIFF Subgroup
H05B 3/46 heating conductor mounted on insulating base
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Ohmic-resistance heating > Heating elements having the shape of rods or tubes > non-flexible > heating conductor mounted on insulating base
CPC:
Ohmic-resistance heating > Heating elements having the shape of rods or tubes (H05B3/62, H05B3/68, H05B3/78 take precedence) > non-flexible > heating conductor mounted on insulating base
No child classifications to compare. This is a leaf node in both IPC and CPC.