IPC Main Group
G01F 25/00 Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
Introduced: September 1968
Last revised: January 2022
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME
2 direct subcodes
Child Classifications
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