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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.
water meters, water meter readers, and parts thereof; electronic water meter registers and radio transmitters, digital water meter registers and radio transmitters; meter reading systems consisting of some or all of the following-- meter reading guns; remote radio frequency meter reading portable readers, a meter with a communicating register or index, a direct contact or remote interface meter reader, and meter reading data and management and communication software; consumption storage and monitoring calculators; and software to manage the data and provide a graphical user interface; water consumption indicating, recording and control hardware