CPC Subgroup
B21L 11/02 each link being formed of a single member of which both ends are bent or shaped to engage the middle portions of the next link
Full Title
Making chains or chain links of special shape > each link being formed of a single member of which both ends are bent or shaped to engage the middle portions of the next link
2 direct subcodes
Child Classifications
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- B21L 11/04 the ends being pierced or punched to form eyes
- B21L 11/08 the ends being interengaged with other parts of the same link