DIFF Subgroup
H05B 41/46 Circuits providing for substitution in case of failure of the lamp
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Circuit arrangements or apparatus for igniting or operating discharge lamps > Circuit arrangements > Circuits providing for substitution in case of failure of the lamp
CPC:
Circuit arrangements or apparatus for igniting or operating discharge lamps (structurally associated with the discharge lamps H01J61/54, H01J61/56) > Circuit arrangements > Circuits providing for substitution in case of failure of the lamp
No child classifications to compare. This is a leaf node in both IPC and CPC.