IPC Main Group
G01R 35/00 Testing or calibrating of apparatus covered by the other groups of this subclass
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
2 direct subcodes
Child Classifications
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- G01R 35/02 of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating
- G01R 35/04 of instruments for measuring time integral of power or current