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PCE
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DIFF Subgroup
B25D 9/18

involving a piston-type slide valve

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Portable percussive tools with fluid-pressure drive, e.g. having several percussive tool bits operated simultaneously > Control devices for the reciprocating piston > Valve arrangements therefor > involving a piston-type slide valve

CPC:

Portable percussive tools with fluid-pressure drive, , e.g. having several percussive tool bits operated simultaneously > Control devices for the reciprocating piston > Valve arrangements therefor > involving a piston-type slide valve

No child classifications to compare. This is a leaf node in both IPC and CPC.