DIFF Main Group
B23Q 9/00 Arrangements for supporting or guiding portable metal-working machines or apparatus ( for tapping pipes ; specially designed for drilling )
Introduced: September 1968
Title
Titles differ between systems:
IPC: Arrangements for supporting or guiding portable metal-working machines or apparatus
CPC: Arrangements for supporting or guiding portable metal-working machines or apparatus ( for tapping pipes ; specially designed for drilling )
Full Title
Full titles differ between systems:
IPC:
Arrangements for supporting or guiding portable metal-working machines or apparatus
CPC:
Arrangements for supporting or guiding portable metal-working machines or apparatus ( for tapping pipes ; specially designed for drilling )
CPC subdivides this area 4x more granularly than IPC with 3 additional codes.
3 codes are CPC-only extensions.
Child Classifications
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- B23Q 9/02 for securing machines or apparatus to workpieces, or other parts, of particular shape, e.g. to beams of particular cross-section IPC+CPC Available in IPC and CPC