DIFF Subgroup
G01N 29/34 Generating the ultrasonic, sonic or infrasonic waves
Introduced: January 2006
Full Title
Full titles differ between systems:
IPC:
Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object > Generating the ultrasonic, sonic or infrasonic waves
CPC:
Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object (G01N3/00 - G01N27/00 take precedence) > Generating the ultrasonic, sonic or infrasonic waves
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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