USPC Class Details

Description: 175 boring or penetrating the earth / 175 boring or penetrating the earth/(122) with means to feed drive

Hierarchy/Derived subclasses

175 / 122

uspto searches

Patent Apps in 175/122

Granted Patents in 175/122

Use the links above or do an advanced search in ppubs for:
(175/122.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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