Electric bicycles; Electric unicycles; Electrically-powered motor scooters; Folding electric bicycles; Mobility scooters; Motor scooters; Motorized mobility scooters; Push scooters; Self balancing electric scooters; Self balancing unicycles

AIR CONDITIONING UNITS

ELECTRICAL AND FIBER-OPTIC COMMUNICATION NETWORK SYSTEMS, COMPRISING, MULTIPLEXORS AND FREQUENCY SHIFTERS

maintenance service related to heating, ventilating and air conditioning systems using telecommunications and computer communications