Description: 270 / (137) Gripper Type (138) Reciprocating (With or Without A Transverse Movement)

Hierarchy/Derived subclasses

270 / 137-> 138-> 139
  -> 140-> 141
   -> 142
   -> 143
  -> 144
  -> 145
  -> 146

CIPO searches

search just 270/138

- or -

search hierarchy!

The "search hierarchy!" link will execute this search:
((270/138 <IN> CPC) <OR> (270/139 <IN> CPC) <OR> (270/140 <IN> CPC) <OR> (270/141 <IN> CPC) <OR> (270/142 <IN> CPC) <OR> (270/143 <IN> CPC) <OR> (270/144 <IN> CPC) <OR> (270/145 <IN> CPC) <OR> (270/146 <IN> CPC))

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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