Meteorological observation, measurement, forecast, detection and alarm apparatus and instruments comprising of sensors, detectors, transmitters, receivers and displays, visual and audio alarm apparatus and instruments, rain gauges, rain detectors, ceilometers, visibility sensors, transmissometers, forward scatter sensors, present weather detectors, anemometers, albedometers, barometers, humidity meters, signal transmitters, temperature sensors, radio sounding sensors, wind indicators, ultrasonic wind sensors, lightning detection sensors and networks, wind profilers, sun duration sensors, evaporation sensors, all the aforesaid for observing and reporting visibility, luminance, scattering, solar radiation, wind velocity, wind direction, wind profile, windshear, cloud height, cloud coverage, temperature, dew point, runway friction, humidity, air pressure, precipitation, lightning, electric field and other meteorological parameters, all the aforesaid for use in aviation, air traffic control, flight briefing, meteorological office and airport runway maintenance; automatic weather observation system, stations and components, comprising of sensors, detectors, transmitters, receivers, and displays, visual and audio alarm apparatus and instruments, rain gauges, rain detectors, ceilometers, visibility sensors, transmissometers, forward scatter sensors, present weather detectors, anemometers, albedometers, barometers, humidity meters, signal transmitters, temperature sensors, radio sound sensors, wind indicators, ultrasonic wind sensors, lightning detection sensors and networks, wind profilers, sun duration sensors, evaporation sensors, all the aforesaid for observing and reporting visibility, luminance, scattering, solar radiation, wind velocity, wind direction, wind profile, windshear, cloud height, cloud coverage, temperature, dew point, runway friction, humidity, air pressure, precipitation, lightning, electric field and other meteorological parameters, all the aforesaid for use in aviation, air traffic control, flight briefing, meteorological office and airport runway maintenance; apparatus and instruments for data communication and telecommunication, namely, transmitters, telephones, cellular telephones, mobile telephones, satellite, telephones, radios; computer network equipment and computer databases comprised of computers, computer peripherals, and computer software used for meteorological observation, measurement, forecast, detection and alarm, as well as automatic weather observation, aviation, air traffic control, flight briefing, meteorological office and airport runway maintenance

Installation, repair and maintenance of meteorological apparatus and instruments

Scientific and technological services, namely research and design for others of meteorological apparatus and instruments; meteorological information services; weather forecasting, weather information services; displaying, reporting and creating standard and customized weather reports