IPC Main Group
G01B 17/00 Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
4 direct subcodes
Child Classifications
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- G01B 17/02 for measuring thickness
- G01B 17/04 for measuring the deformation in a solid, e.g. by vibrating string
- G01B 17/06 for measuring contours or curvatures
- G01B 17/08 for measuring roughness or irregularity of surfaces