CPC Subgroup
B21D 5/06 by drawing procedure making use of dies or forming-rollers, e.g. making profiles
Full Title
Bending sheet metal along straight lines, e.g. to form simple curves (B21D11/06 - B21D11/18 take precedence; corrugating sheet metal B21D13/00; as edge treatment B21D19/00) > by drawing procedure making use of dies or forming-rollers, e.g. making profiles
2 direct subcodes
Child Classifications
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