78155981
Aug 20, 2002
Dec 16, 2003
machines used to control oscillations and vibrations in rotating strings, namely, strings used in drilling operations; pneumatic and hydraulic controls for such machines
MachineryComputer software for operating systems that control oscillations and vibrations in rotating strings, namely strings used in drillng operations
Electrical and Scientific Apparatusadvisory and consultancy services for installation, maintenance and repair of machines and process control equipment that controls oscillations and vibrations in rotating strings, namely, strings used in drilling operations
Building Construction and Repairdesign and engineering services for systems that control oscillations and vibrations in rotating strings, namely strings used in drilling operations; advisory and consultancy services for industrial systems that control oscillations and vibrations in rotating strings, namely strings used in drilling operations; advisory and consultancy services for computer software used in systems for controlling oscillations and vibrations in rotating strings
Computer and Scientific