Description: 362 / (26) Ion Exchange (40) Cation Exchange (41) By Synthetic Resin

Hierarchy/Derived subclasses

362 / 26

-> 40

-> 41

CIPO search

search just 362/41

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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