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PCE
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DIFF Subgroup
B21G 3/22

in pairs arranged head to head

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Making pins, nails, or the like > by operations not restricted to one of the groups > from wire of indefinite length > in pairs arranged head to head

CPC:

Making pins, nails, or the like (of pins with individual caps B21G5/00; of U-like shape B21G7/00; of split-pins B21G7/08) > by operations not restricted to one of the groups B21G3/12 - B21G3/16 (B21G3/06 - B21G3/10 take precedence) > from wire of indefinite length (by rolling B21G3/30) > in pairs arranged head to head

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