Description: 164 / (34) Cutting Apparatus (88) Punch and Die Cutters (89) With Work Feeding (90) Intermittent Feed (91) Feed Drive and/or Cutter Control (94) Roller Feed

Hierarchy/Derived subclasses

164 / 34

-> 88

-> 89

-> 90

-> 91

-> 94

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search just 164/94

This will show what classes derive from the input. Ex: entering 78/35 shows the derived classes and the search that can be used to find patents in those subclasses.

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