U.S. federal trademark · Serial No. 71629431 · Reg. No. 0589326
ELECTRONIC APPARATUS FOR GROUND CONTROL APPROACH SYSTEMS FOR LANDING AIRCRAFT, ELECTRONIC APPARATUS FOR PRECISION SEARCH FOR AIRPLANES, AND ELECTRONIC APPARATUS FOR TRACKING AIRPLANES ON THE GROUND TO DIRECT THE PILOT DURING OVERCAST WEATHER, AND ELECTRONIC MECHANICAL DEVICES FOR COMPUTING DISTANCE
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