85204404
Dec 22, 2010
Jan 10, 2012
Active Trademark
Oil and gas field borehole directional drilling and testing systems, namely, downhole and uphole sondes, drill-string antennae, micro-controllers and sensors to provide data to rig operator for use in steering, receiver-processors, computers, customized software programs for controlling and monitoring physical environment drilling data, safety-barrier boxes, printers, and video monitors, utilizing Electromagnetic (EM) cableless communications
Electrical and Scientific Apparatus