Downloadable computer software platforms for use in surveying and mapping in agricultural, construction and fleet management industries; Downloadable software in the nature of a mobile application for use in surveying and mapping in agricultural, construction and fleet management industries; Data processing equipment; Sonars; Transmitters of electronic signals; Telephones incorporating intercommunication systems; Electric navigational instruments; Radar apparatus; Electro-dynamic apparatus for the remote control of signals; Vehicle radios; Navigation apparatus for vehicles in the nature of on-board computers; acoustic positioning apparatus; Satellite-aided navigation systems; Global positioning system (GPS) apparatus; Electronic and optical communications instruments and components, namely, optical transceivers; Wireless communication devices for voice, data or image transmission; Aerials; Masts for wireless aerials; Transponders; Radios; Devices for wireless radio transmission; anti-radio interference device; Surveying instruments; Measuring apparatus, namely, laser distance meters; Instruments for measuring length; Distance measuring apparatus; Lidar apparatus; Navigation systems comprising GPS receivers, computer hardware, and recorded computer software and firmware for the collection and transmission of location and position data of bulldozers, motor graders, excavators, scrapers, compactors, asphalt paving machines, curb and gutter machines, rice transplanting machines and motorized cultivators, for use in the agricultural, construction and fleet management industries; Global navigation satellite system (GNSS) survey systems with the wireless data transmission, comprising global navigation satellite system (GNSS) receivers, antennas, sensors, computer hardware and recorded software for collecting, organizing, processing, transmitting, and viewing data obtained from GNSS receivers and sensors, and radio signal transmitters, for use in the geographic information system (GIS), agricultural and construction, land surveying, forestry, public safety, On-site service, public utility services and other outdoor service industries; Navigation apparatus for vehicles in the nature of on-board computers, for use in the steering system for motorized agricultural vehicles that provides positioning and guidance control employing the global navigation satellite system (GNSS); Navigation and positioning devices, namely, electronic instruments for providing precise geographic location, for use in surveying, cartography, tracking of maritime vessels, aircrafts and vehicles, differential global positioning systems (DGPS) and geographic information system (GIS); Downloadable computer application software for earth moving machines, namely, software for use in surveying and mapping in agricultural, construction and fleet management industries; Electromagnetic solenoids in the nature of valves