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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.
technical measuring, signaling and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids; downloadable computer software for monitoring the flow of gases or liquids; monitoring and control apparatus, namely, flow switches for monitoring and controlling the flow of gases or liquids; electrical and electronic measuring apparatus for determining temperature, pressure, fill level, flow rate and conductivity levels in gases and solid substances; flow rate and volume measuring instruments, namely, flow level gauges; flow measurement apparatus, namely, gas flow meters; gas flow monitors; flowmeters; gas sensors for measuring gas concentration; velocity sensors, namely, sensors for determining velocity; oil level sensors; temperature sensors; ultrasonic sensors; apparatus and instruments for measuring the velocity or the volume of fluids and gaseous media, namely, liquid analyzers and gas meters