COLLINS

Navigation equipment, namely, Doppler navigation systems for the aviation industry comprised of laser doppler for measuring purposes, radio transmitters and receivers, distance measuring systems for use in aviation comprised of electronic sensors and distance measuring apparatus, terminal visual omni-range systems for use in aviation comprised of electronic sensors and radio receivers and transmitters, visual omni-range systems for use in aviation comprised of electronic sensors and radio receivers and transmitters, radio approach systems for use in aviation comprised of radio receivers and transmitters, navigational computers; [ Flight control systems, namely, computer autopilot software for controlling flight; ] Approach horizon instruments and course indicator instruments for use in aviation, namely, gyroscopes, altitude controls, throttle controls, and pitch controls