Scientific, surveying, photographic, optical, weighing, measuring, signaling, checking supervision, namely, scanners, video cameras, photography cameras, computers, temperature detectors, weather condition sensors, humidity sensors for the weather, digital weather station instruments, apparatus and instruments in the nature of thermometers, hygrometers, barometers, rain gauges, anemometers, wind vanes and pyranometers, for the detection of weather conditions; Apparatus and instruments for con...