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CPC Subgroup
B21L 9/02

of roller-chain or other plate-link type

Full Title

Making chains or chain links, the links being composed of two or more different parts, e.g. drive chains (B21L1/04, B21L7/00, B21L11/14, B21L13/00 take precedence) > of roller-chain or other plate-link type

3 direct subcodes

Child Classifications

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  • B21L 9/04 Punching or bending the different parts of the chain links
  • B21L 9/08 Combining the chain links with auxiliary parts, e.g. welding-on wear-resistant parts