CPC Subgroup
B24D 15/06 specially designed for sharpening cutting edges
Full Title
Hand tools or other devices for non-rotary grinding, polishing, or stropping > specially designed for sharpening cutting edges
7 direct subcodes
Child Classifications
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- B24D 15/08 of knives; of razors
- B24D 15/10 of safety-razor blades (devices with mechanically-operated parts B24B3/50)