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PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Main Group
B21F 33/00

Tools or devices specially designed for handling or processing wire fabrics or the like

Introduced: September 1968

CPC subdivides this area 3x more granularly than IPC with 3 additional codes.

3 codes are CPC-only extensions.

Child Classifications

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  • B21F 33/002 CPC only CPC only
  • B21F 33/005 CPC only CPC only
  • B21F 33/007 CPC only CPC only
  • B21F 33/04 Connecting ends of helical springs for mattresses IPC+CPC Available in IPC and CPC