Scientific, optical, surveying, photographic, measuring, signaling, checking and supervision apparatus and instruments used for measuring and recording atmospheric, meteorological and climate data, namely, optical inspection apparatus, gasometers, spectrometers, thermometers not for medical purposes, barometers, hygrometers, pyranometers, anemometers, wind socks for indicating wind direction and intensity; devices and instruments for processing and measuring atmospheric, meteorological and cl...