Description: 119 / (21) Confining Or Housing (30) Stalls (Single Animal) (31) With Feeding or Watering

Hierarchy/Derived subclasses

119 / 21-> 30-> 31

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search just 119/31

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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