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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.
internet of things (iot)-enabled sensors, namely, ultrasonic sensors, temperature sensors, pressure sensors, fluid leak sensors, photoelectric sensors, and alarm sensors equipped with low-power wide-area wireless transceivers; internet of things (iot)-enabled leak detecting device for building water supply lines consisting of an ultrasonic water meter, water leak sensor, pressure and temperature sensors, control unit, low-power wide-area wireless transceivers and electric valve actuator; internet of things (iot)-enabled electric valve actuators; mobile computing and operating platforms consisting of data transceivers, wireless networks and gateways for collection and management of data collected by sensors; gateway routers in the nature of computer control hardware; downloadable computer software for managing data received from internet of things (iot)-enabled sensors; downloadable software in the nature of a mobile application for managing data received from iot-enabled sensors; all of the foregoing for use in water leak detection