G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means
(AREA)