US PATENT SUBCLASS 101 / 19
.~.~ Piercing


Current as of: June, 1999
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101 /   HD   PRINTING

3.1  DF  EMBOSSING OR PENETRATING {9}
18  DF  .~ Selective machines {2}
19.~.~ Piercing {1}
20  DF  .~.~.~> Oscillating


DEFINITION

Classification: 101/19

(under subclass 18) Machines, the dies being adapted to penetrate the material.

(1) Note. This subclass is at present the locus for original patents directed to the combination of means for printing and means for punching, selectively, one or more holes (in the same or in a different workpiece). For example, the machine may punch code symbols to record data which may or may not relate to the printed subject matter.

SEE OR SEARCH CLASS

234, Selective Cutting (e.g., Punching),

35+, for a selective cutting device associated with a disclosure of printing means.

400, Typewriting Machines,

135+, for the combination of means for typing and means for perforating (the same workpiece or different workpieces), under the control of a common keyboard.