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PCE
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DIFF Subgroup
B21C 47/20

the unreeled material moving transversely to the tangent line of the drum, e.g. axially, radially

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only > Unwinding or uncoiling > from reels or drums > the unreeled material moving transversely to the tangent line of the drum, e.g. axially, radially

CPC:

Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only (coiling wire into particular forms B21F3/00) > Unwinding or uncoiling > from reels or drums > the unreeled material moving transversely to the tangent line of the drum, e.g. axially, radially

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