DIFF Main Group
B21K 23/00 Making other articles
Introduced: September 1968
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B21K 23/02 members of endless tracks, e.g. track guides, shoes (making from sheet-metal B21D) IPC+CPC Available in IPC and CPC
- B21K 23/04 flanged articles (B21K1/28 takes precedence; flanging tubes B21D) IPC+CPC Available in IPC and CPC