Canadian Subclass Details

Description: 165 / (1) Gas/Liquid Contact (57) Liquid Tank (58) With Filter (60) Annular Filter

Hierarchy/Derived subclasses

165 / 1

-> 57

-> 58

-> 60

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search just 165/60

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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