USPC Class Details

Description: 171 unearthing plants or buried objects / 171 unearthing plants or buried objects/(26) with above-ground means for detachment of plant part (27) detachment by pulling, beating, shaking or crushing (28) by opposed rotary gripping elements

Hierarchy/Derived subclasses

171 / 26

-> 27

-> 28

uspto searches

Patent Apps in 171/28

Granted Patents in 171/28

Use the links above or do an advanced search in ppubs for:
(171/28.ccls.)

This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find patents or patent applications in those subclasses.

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