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.
industrial and municipal wastewater monitoring, analysis and control systems comprising computer interfaces and computer programs; and electronic and optical instruments, namely, dissolved oxygen detectors, ph detectors, ammonia detectors, biological activity detectors, electrical current detectors, chemical detectors and optical probes for detecting and analyzing wastewater process parameters in municipal, industrial and laboratory uses
42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
installation and maintenance of computer software for detecting, analyzing, and monitoring industrial and municipal wastewater influent, effluent and process parameters; and collection, monitoring and analysis of industrial and municipal wastewater influent, effluent and process parameters data collected by electronic and optical equipment and consultation services based on such data collection monitoring and analysis; and engineering consulting services in the field of industrial and municipal wastewater