DIFF Subgroup
G05B 21/02 electric
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Systems involving sampling of the variable controlled > electric
CPC:
Systems involving sampling of the variable controlled (G05B13/00 - G05B19/00 take precedence) > electric
No child classifications to compare. This is a leaf node in both IPC and CPC.