CPC Subgroup
B21D 22/02 Stamping using rigid devices or tools
Full Title
Shaping without cutting, by stamping, spinning, or deep-drawing (otherwise than using rigid devices or tools or yieldable or resilient pads B21D26/00) > Stamping using rigid devices or tools
6 direct subcodes
Child Classifications
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- B21D 22/04 for dimpling (combined with perforating B21D28/24)
- B21D 22/06 having relatively-movable die parts
- B21D 22/08 with die parts on rotating carriers