U.S. federal trademark · Serial No. 77175294
EQUIPMENT FOR USE IN THE OIL AND GAS INDUSTRY, NAMELY UNDERBALANCED WELL DRILLING MACHINES, VERTICAL OIL SEPARATORS, AND ROTATING PRESSURE CONTROL HEADS
TRANSPORTABLE TOOLHOUSES MOSTLY MADE OF METAL
OIL AND GAS WELL DRILLING SERVICES
NON-DAMAGING DRILLING FLUIDS FOR USE IN THE OIL AND GAS INDUSTRY
NITROGEN GENERATORS AND ASSOCIATED PIPING SOLD AS A UNIT; FLARE STACKS; ALL FOR USE IN THE OIL AND GAS INDUSTRY
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