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PCE
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DIFF Main Group
B21L 1/00

Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape (B21L3/00, B21L7/00 take precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape

CPC: Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape (B21L3/00, B21L7/00 take precedence)

Full Title

Full titles differ between systems:

IPC:

Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape

CPC:

Making chains or chain links by bending workpieces of rod, wire, or strip to form links of oval or other simple shape (B21L3/00, B21L7/00 take precedence)

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

Child Classifications

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  • B21L 1/02 by bending the ends of the workpieces to abut IPC+CPC Available in IPC and CPC
  • B21L 1/04 by bending and interconnecting the ends of the workpieces with or without separate jointing members IPC+CPC Available in IPC and CPC