Description: 238 / (58) Rail Joints (67) Cast On, Molten Filler or Welded

Hierarchy/Derived subclasses

238 / 58

-> 67

CIPO search

search just 238/67

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.

Display:

Back