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IPC Subgroup
B21L 3/02

Machines or devices for welding chain links

Introduced: September 1968

Last revised: January 2006

Full Title

Making chains or chain links by bending the chain links or link parts and subsequently welding or soldering the abutting ends > Machines or devices for welding chain links

Classification Context

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

1 direct subcode

Child Classifications

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  • B21L 3/04 by making use of forge or pressure welding