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PCE
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DIFF Subgroup
B21D 15/12

Bending tubes into wave form

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Corrugating tubes > Bending tubes into wave form

CPC:

Corrugating tubes (wrinkle-bending using mandrels or the like B21D9/14) > Bending tubes into wave form

No child classifications to compare. This is a leaf node in both IPC and CPC.