86004702
Jul 8, 2013
Oct 28, 2014
Active Trademark
Power operated tools for the exploration and production of oil and gas and used in connection with drilling apparatus, namely, tools for measuring weight on bit (WOB), torque on bit (TOB), weight transfer, torque loading, multi-axis vibration, shock impact, damage determination, annular pressure, temperature, stick-slip, whirl, and torsional event detection and characterization
Machinery