US PATENT SUBCLASS 234 / 46
NOTCHING OR SLITTING MEANS


Current as of: June, 1999
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234 /   HD   SELECTIVE CUTTING (E.G., PUNCHING)

46NOTCHING OR SLITTING MEANS {1}
47  DF  .~> Notching {1}


DEFINITION

Classification: 234/46

(under the class definition) Device in which each tool pair is arranged to effect (1) a notching* operation or (2) a slitting* operation.

(1) Note. Included in this and indented subclasses are for instance, patents directed to selective cutting machines for (a) notching the edges of cards, (b) machines for partially or completely severing a workpiece along a particular contour or line of cut, and (c) machines for cutting U-shaped slits to constitute "chadless apertures".