U.S. federal trademark · Serial No. 98431757 · Reg. No. 7611624
Attachments for well drilling machines in the nature of overshots; Oil-well pumping machines; Oil field equipment, namely, drilling rig mechanization machines and devices; Oilfield production machines for extracting oil from geological layers and processing hydrocarbons; Parts of oilfield wellhead machines, namely, gate valves, ball valves, check valves, plug valves, globe valves, choke and manifold industrial pumps, pump and valve parts, pipe fittings and flanges; Skid-mounted oil and natural gas extracting and processing machines, namely, truck-mounted drilling rig; Well drilling machines
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