Electric, electronic and mechanical measuring apparatus, instruments, and devices for automobiles, land and sea vehicles and machinery, namely, liquid, pressure, temperature and sound level meters, laser, ultrasonic, radar and optical distance meters, odometers, speedometers, tachometers, pressure meters, water pressure meters, temperature meters not for medical use, proximity meters, altimeters, engine hour counter, water pressure sensors, water velocity sensors, moisture sensors, gas detection sensors, proximity sensors, laser, ultrasonic, radar and optical distance sensors, photoelectric sensors, ultrasonic sensors, optical sensors, acoustic sensors, liquid level sensors, industrial calibration sensors, temperature sensors, air flow sensors, wind speed and wind direction sensors, vibration sensors, speed sensors, acceleration sensors, and positioning sensors; electric sensors being measurement apparatus other than for medical use; motion sensors; temperature sensors; timing sensors; velocity sensors; electrical control, testing and monitoring apparatus, namely, electrical switches, electrical controlling devices, electrical controllers, and electrical vibration, shock, motion, angle, temperature and voltage monitors; apparatus for monitoring and recording the performance of machinery, namely, computer hardware, data storage devices in the nature of blank electronic storage media, hard disk drives, and blank flash memory cards; checking and supervision apparatus and instruments for land and sea vehicles and machinery, namely, moisture sensors, proximity sensors, photoelectric sensors, liquid level sensors, industrial calibration sensors, temperature sensors, air flow sensor, vibration sensors, acceleration sensors, positioning sensors, including radar sensors and general satellite position (GPS) sensors, optical scanners, speed sensors, including water velocity sensors, motion sensors, general satellite position (GPS) monitors, Automatic Identification System (AIS) sensors, Automatic Identification System (AIS) video monitors, map monitoring apparatus, and fish finder monitors; electronic navigational instruments; electric and mechanical navigational instruments for vehicles; navigation apparatus for vehicles being on-board computers; Global Positioning System (GPS) apparatus; recorded software for operating GPS navigation systems; recorded software for use with GPS navigation systems; recorded software for use in providing automatic steering for vehicles; computer hardware; computer peripheral devices; downloadable computer programs for use in navigation, and for measuring, monitoring, recording, and testing the performance of machinery; recorded computer programs for use in navigation, and for measuring, monitoring, recording, and testing the performance of machinery