DIFF Subgroup
B24D 15/08 of knives; of razors
Introduced: September 1968
Full Title
Hand tools or other devices for non-rotary grinding, polishing, or stropping > specially designed for sharpening cutting edges > of knives; of razors
Of 4 combined children, 0 exist in both systems.
4 codes are CPC-only extensions.
Child Classifications
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