CPC Subgroup
B23F 21/12 Milling tools
Full Title
Tools specially adapted for use in machines for manufacturing gear teeth > Milling tools
7 direct subcodes
Child Classifications
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- B23F 21/14 Profile cutters of disc type
- B23F 21/16 Hobs
- B23F 21/20 Fly cutters
- B23F 21/22 Face-mills for longitudinally-curved gear teeth