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IPC Subgroup
B21L 1/04

by bending and interconnecting the ends of the workpieces with or without separate jointing members

Introduced: September 1968

Last revised: January 2006

Full Title

Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape > by bending and interconnecting the ends of the workpieces with or without separate jointing members

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
Subclass:
MAKING METAL CHAINS