characterised by physical features other than shape

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Milling-cutters > characterised by physical features other than shape

CPC:

Milling-cutters (for cutting gear-teeth B23F21/12) > characterised by physical features other than shape

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

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B23C 5/165 CPC only CPC only
B23C 5/18 with permanently-fixed cutter-bits or teeth IPC+CPC Available in IPC and CPC
B23C 5/20 with removable cutter bits or teeth +1 CPC IPC+CPC Available in IPC and CPC