85726910
Sep 12, 2012
Apr 19, 2016
Active Trademark
Down hole drilling products, namely, drill bits for mining and oil and gas down hole drills,cutters and strainers; power drill chucks, namely, rods for mining and oil and gas down hole drills; motors for down hole drilling, namely, rotor stator configured down hole mud motors for use in directional drilling applications in the mining and oil and gas fields; down hole drilling products, namely, power operated cutters for rock cuttings
MachineryDown hole drilling products, namely, strainers used for separating out drilling fluid contaminants
Environmental Control Apparatus