Description: 238 / (58) Rail Joints (105) Splice Bars (106) Structure
Hierarchy/Derived subclasses
CIPO searches
search just 238/106- or -
search hierarchy!
The "search hierarchy!" link will execute this search:
((238/106 <IN> CPC) <OR> (238/107 <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.