RADIO LOCATION SERVICES FOR USE IN OCEANOGRAPHY, MISSILE LAUNCHING SYSTEMS, MISSILE TRACKING AND RECOVERY, SUBMARINE CABLE LAYING; ELECTRONIC DISTANCE MEASURING SERVICES FOR SUCH APPLICATIONS AS FIRST ORDER TRILATERATION, MARINE GEOPHYSICAL EXPLORATION, AIR BORNE GEOPHYSICAL EXPLORATION, OFFSHORE DRILLING, TRANSPORTATION AND PRODUCTION; AND COMMUNICATIONS SERVICES AS RELATED TO THE RADIO LOCATION AND ELECTRONIC DISTANCE MEASURING SERVICES INCLUDING THE USE OF TRANSMITTERS, RECEIVERS, TRACKING COURSE PLOTTERS, DATA RECORDING SYSTEMS, ANTENNAS, POWER SUPPLIES