USPC Class Details

Description: 188 brakes / 188 brakes/(2r) vehicle (31) positive lock

Hierarchy/Derived subclasses

188 / 2r-> 31

uspto searches

Patent Apps in 188/31

Granted Patents in 188/31

Use the links above or do an advanced search in ppubs for:
(188/31.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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