IPC Subgroup
G01H 3/04 Frequency
Introduced: September 1968
Last revised: January 2006
Full Title
Measuring vibrations by using a detector in a fluid > Frequency
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
2 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open