INSTRUMENTS FOR NAVIGATING, STEERING AND CONTROLLING WATERCRAFT NAMELY, COMPASSES, SONAR TRANSMITTERS AND RECEIVERS, GLOBAL POSITIONING SYSTEMS, RADARS, RADIO DIRECTION FINDERS, AND AUTO PILOTS; MARINE INSTRUMENTS FOR RADIO COMMUNICATIONS NAMELY, RADIO TRANSMITTERS AND RECEIVERS; MARINE INSTRUMENTS FOR RECORDING, DISPLAYING AND SIGNALING DEPTH, SPEED, WIND, WIND DIRECTION, TEMPERATURE, AND MAGNETIC FORCE, NAMELY, WIND ARROWS, ANEMOMETERS, WIND DIRECTION INDICATORS, THERMOMETERS, NOT FOR MEDICAL USE, SONAR TRANSMITTERS AND RECEIVERS TO MEASURE DEPTH, KNOT LOGS FOR MEASURING DISTANCE TRAVELED, SPEEDOMETERS, INCLINOMETERS FOR MEASURING INCLINE OF WATERCRAFT, TILT SENSORS, HALL EFFECT AND MAGNETIC SENSORS FOR MEASURING MAGNETIC FIELDS, COMPASSES, STRAIN GAUGES AND SENSORS FOR MEASURING TENSIONS AND PRESSURES IN WATERCRAFT; ELECTRONIC INSTRUMENTS FOR INTEGRATING INFORMATION AND SHARING DATA BETWEEN THE FOREGOING INSTRUMENTS, NAMELY, COMPUTER HARDWARE, ELECTRONIC CIRCUITS, NAVIGATION CONSOLES, ELECTRONIC GAUGES TO DISPLAY READINGS FROM THE AFOREMENTIONED INSTRUMENTS; COMPUTER PROGRAMS FOR TRACKING INFORMATION, ANALYZING INFORMATION, STORING INFORMATION, COMMUNICATING INFORMATION, SIMULATING MARINE INSTRUMENT DATA, NAMELY FABRICATION OF DATA FOR DISPLAY IN CHART, GRAPHIC, OR TEXT FORM, CALIBRATING MARINE INSTRUMENTS, FOR USE IN THE FIELD OF MARINE INSTRUMENTS; ACCESSORIES FOR THE AFOREMENTIONED INSTRUMENTS, NAMELY, ELECTRICAL CABLES, ELECTRIC PLUGS, ELECTRIC SOCKETS; AND PARTS FOR ALL OF THE ABOVE