ROTARY DRILL BIT WITH CUTTING INSERT FOR ENGAGING EARTH STRATA
A Standard patent application filed on credited to Paros, Nicholas J. ; George, Stephen M.
Details
Application number :
2014201702
Application type :
Standard
Application status :
FILED
Under opposition :
No
Proceeding type :
Invention title :
ROTARY DRILL BIT WITH CUTTING INSERT FOR ENGAGING EARTH STRATA