U.S. federal trademark · Serial No. 73102013 · Reg. No. 1114797
DOWNHOLE EQUIPMENT FOR OIL AND GAS WELL DRILLING-NAMELY, SAND LINE CUTTERS, [ EXPLOSIVE JARS, WIRE LINE TOOLS FOR PLACING LINER IN TUBING PATCHES, ] AND TUBING PERFORATORS
[OIL AND GAS WELL TUBING LINERS MADE OF METAL]
DOWNHOLE CALIPERS FOR OIL AND GAS WELLS
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