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PCE
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DIFF Subgroup
E21C 37/24

Pick hammers (pneumatic hammers in general B25D; percussion drilling E21B1/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Pick hammers

CPC: Pick hammers (pneumatic hammers in general B25D; percussion drilling E21B1/00)

Full Title

Full titles differ between systems:

IPC:

Other methods or devices for dislodging with or without loading > Hand tools or hand-held power-operated tools specially adapted for dislodging minerals > Pick hammers

CPC:

Other methods or devices for dislodging with or without loading (breaking-down by means inserted in slits E21C27/14) > Hand tools or hand-held power-operated tools specially adapted for dislodging minerals (slitting machines guided solely by hand E21C25/64) > Pick hammers (pneumatic hammers in general B25D; percussion drilling E21B1/00)

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