IPC Subgroup
G01H 11/02 by magnetic means, e.g. reluctance
Introduced: January 1985
Last revised: January 2006
Full Title
Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties > by magnetic means, e.g. reluctance
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
1 direct subcode
Child Classifications
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- G01H 11/04 using magnetostrictive devices