U.S. federal trademark · Serial No. 76712821 · Reg. No. 4359506
METAL DRILL PIPE FOR USE IN WELL BORING IN THE OIL AND GAS INDUSTRY; HEAVYWEIGHT, namely, HEAVY GAUGE, METAL DRILL PIPE FOR USE IN WELL BORING IN THE OIL AND GAS INDUSTRY; METAL DRILL PIPE ATTACHMENTS, NAMELY, ROTARY DRILL STRING SUBS FOR USE IN THE OIL AND GAS INDUSTRY
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