Scientific apparatus, namely, sensors, thermometers not for medical use, testers for temperature, pressure and air moisture; surveying apparatus, namely, sensors, thermometers not for medical use, testers for temperature, pressure and air moisture; measuring apparatus, namely, sensors, thermometers not for medical use, testers for temperature, pressure and air moisture; signalling and checking apparatus, namely, sensors, thermometers not for medical use, testers for temperature, pressure and ...