CPC Subgroup
B21D 22/28 of cylindrical articles using consecutive dies
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) > Deep-drawing (special deep-drawing arrangements in, or in connection with, presses B21D24/00) > of cylindrical articles using consecutive dies
2 direct subcodes
Child Classifications
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