90329560
Nov 19, 2020
power-operated downhole tool components for use in oil and gas drilling operations, namely, motor controllers, and pulser drivers used to control pulsers; downhole drilling tool components, namely,: electronic motor controllers and pulser drivers; motor controller units for use in drilling tools; motor controller unit for controlling pulser valves
Machineryoil and gas well measurement equipment and components thereof; measurement-while-drilling tools in the nature of oil and gas well downhole measurement equipment and components thereof; downhole measurement-while-drilling tool components; telemeters and data processors for use as components of oil and gas well drilling tools and measurement equipment
Electrical and Scientific Apparatus