HELIRADAR Trademark

radio detecting and ranging apparatus, namely, radar; airborne apparatus, namely, electron optical device in the nature of all weather-view sensor for radio detecting and radio ranging of the position of flying aircraft; airborne apparatus, namely, electron optical image device in the nature of all weather-view sensor for radio detection and positioning of flying rotary wing aircraft; airborne obstacle warning and ground proximity detecting device using radio detecting and positioning; all weather sensors, namely, airborne ground proximity hazard and obstacle radio detecting device and their parts, namely, computers, antennas, optical imagers, displays, and radio transmitters; real time processors, namely, data processing computers; optical image devices comprising picture tubes; display units, namely, airborne electronic displays; and turnstile antennas made from fiber reinforced plastic material