87767797
Jan 24, 2018
electrical substations, namely, electrical distribution systems comprised of electrical switchgears, electrical relays, and electrical transformers; smart grids being grids for rectifiers, batteries and inverters; micro grids being grids for generators, energy storage systems and local distribution of power, namely, energy storage systems comprised of batteries, inverters, electrical switches and energy management software; power conditioning systems, namely, uninterruptable power supplies UPS; power circuit breakers; medium voltage power systems comprised of power electronics switching systems that convert AC to DC and DC to AC
Electrical and Scientific Apparatus