valves for engines and machinery, namely, electro-mechanically actuated valves for introducing fuel-air mixtures into and discharging exhaust from the combustion chambers of internal combustion engines, electro-mechanically actuated valves for controlling the air intake and discharge of compressors

Air conditioning and heating equipment, namely, packaged terminal air conditioners

DIGITAL VIDEO RECORDER

portable meter for technicians for sensing and displaying the off-air television channel spectrum in a given area

free programmable, digital electronic control system consisting of a compact-controller with analogue/digital inputs and/or outputs and apparatus for measuring, controlling, regulating and monitoring air-conditioning, heating, cooling and ventilation systems; namely, sensors, thermostats, thermo-regulators, actuators and corresponding controlling software