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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.
differential pressure flow and level meters, namely, meters for determining flow of liquids and gases and levels of materials in containers; pressure transmitters, mass and energy flow transmitters; diagnostic software for transmitters and measurement instruments used for industrial processes to ensure satisfactory performance of the processes and instruments; radar level transmitters for monitoring and controlling fluid levels in tanks and vessels using radar based level sensors; magnetic flow meters; vortex flow meters; temperature transmitters and sensors, thermocouples; thermowells for industrial processes; level switches for monitoring and controlling liquid levels in tanks and vessels; ultrasonic level transmitters and ultra-sonic flow transmitters for providing signals from ultra-sonic sensors in industrial processes; orifice flow meters; pitot tube flow meters; instrument manifolds in the nature of flow and pressure metering instrument manifolds; meter displays in the nature of electronic instruments that display industrial process signals in either digital or analog form; wireless electronic transmitters for monitoring or controlling temperature, pressure, flow, and level signals in industrial processes; wireless electronic transmitters for monitoring or controlling acoustic signals indicating operational parameters in industrial processes; discrete input/output electronic signal transmitters for industrial processes; wireless level electric switches; wireless gateways in the nature of electronic data relays for use in industrial processes; and wireless adapters for converting analog or digital signals to wireless signals