US PATENT SUBCLASS 234 / 61
.~.~ Serial number punching of work

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

59  DF  WITH MEANS TO INITIATE TOOL SELECTION BY SENSING PATTERN INDICIA OR CONFIGURED MACHINE ELEMENT {11}
60  DF  .~ Means to sense cyclically movable machine element {1}
61.~.~ Serial number punching of work

DEFINITION

Classification: 234/61

(under subclass 60) Device in which said responsive means periodically effects the selection of tools for cutting successive workpieces or predetermined groups of workpieces with coded representations of consecutive numbers.