TREA

MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES

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Industry

  • CPC
  • G01H

Parent Industries

GPHYSICS G01Measuring instruments

Current Industry

G01HMEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES

Sub Industries

G01H1/00Measuring characteristics of vibrations in solids by using direct conduction to the detector G01H11/00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties G01H13/00Measuring resonant frequency G01H15/00Measuring mechanical or acoustic impedance G01H17/00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups G01H3/00Measuring characteristics of vibrations by using a detector in a fluid G01H5/00Measuring propagation velocity of ultrasonic, sonic or infrasonic waves G01H7/00Measuring reverberation time; Room acoustic measurements G01H9/00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means
Industries