DIFF Subgroup
B06B 1/18 wherein the vibrator is actuated by pressure fluid (B06B1/20 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: wherein the vibrator is actuated by pressure fluid
CPC: wherein the vibrator is actuated by pressure fluid (B06B1/20 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency > wherein the vibrator is actuated by pressure fluid
CPC:
Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency > wherein the vibrator is actuated by pressure fluid (B06B1/20 takes precedence)
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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