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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.
off grid energy conversion system comprised of pure sine wave inverter, ac battery charger, ac battery charger for charging for grid and backup generator; voltage and current regulator for charging the battery; pure sine wave dc to ac inverter; remote user interface to permit homeowner to maintain and monitor system, consisting of keypad and lcd display; integrated dc circuit breaker for battery system; integrated ac circuit breaker for ac input to backup generator and grid; critical electrical circuit backup system to provide backup electrical power for residential and commercial use, comprised of pure sine wave inverter, ac battery charger, battery storage, namely, battery storage systems consisting of multiple amp hour batteries; all-in-one metal cabinet specially adapted to protect the components of off grid energy conversion systems and residential and commercial critical circuit backup systems; grid interactive storage device comprised of pure sine wave inverter, ac battery charger, remote user interface to permit communications between the utility company and the critical circuit backup, consisting of internet broadband or automated metering infrastructure ("ami") interface; web interface for home owner to permit communications between homeowner and the critical circuit backup, consisting of a web server on home energy appliance that allows homeowner to maintain and control the device via a web browser