CPC Subgroup
B26B 21/54 Razor-blades
Full Title
Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor > Razor-blades
2 direct subcodes
Child Classifications
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- B26B 21/56 characterised by the shape
- B26B 21/58 characterised by the material