Canadian Subclass Details

Description: 182 / (19) Filters (31) Movable Medium (55) Rotary Drum (57) With Internal Feed

Hierarchy/Derived subclasses

182 / 19

-> 31

-> 55

-> 57

CIPO search

search just 182/57

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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