9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
power operated formation evaluation logging tools, namely, downhole hardware comprising various formation sensors, namely, density and neutron porosity sensors, for measuring formation parameters of geological formations in subterranean oil, gas, and water wells
42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
downhole well logging services, namely, recording, analyzing and transmitting geologic formation measurements, namely, acoustic, resistivity, density, porosity and gamma ray measurements and other formation evaluation measurements in subterranean oil, gas, and water wells