Measuring, signaling, checking (inspecting) apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; sensors for the measurement of rotational speed, the shaft torque, position, pressure, position,position, fluid density, flow of fluids, acceleration; thermocouples; resistance temperature sensors; diode lighttemperature sensors, opticalultrasound and ultrasoundoptical temperature sensors; electric sensors intended for measuring and detection apparatus and instruments; electric sensors for measuring physical parameters; electric sensors for measuring temperature, pressure, temperature, fluid density, flow of fluids, fluids for the speedrotational speed and shaft torque of the trunk; electric apparatus and instruments for testing and measuring, namely meters and electronic timers, apparatusinstruments and instrumentsapparatus for determining the moisture content of materials, thermometers, instruments for measuring light, standard batteries, electric circuit analyzers, tachometers, electric circuit analyzers and tachometric generators; electric and electronic indicatorsdisplays and display instruments for use with electric and electronic measuring apparatusdevices and devicesapparatus; apparatus and instruments for the detection of ice and particle detection; electric apparatus for testing electronic devices; photographic analyzers; circuit analyzers and detectors; amplifiers; calibration resistors; apparatus for controlling temperature using resistiveance temperature sensors or for pressure control using strain gages and pressure sensors; apparatus for controlling temperature, speed of gas turbines, shaft torque of the gas turbines, air pressure, flow ofand fuel andsensors using other physical properties using sensors; electric apparatus for measuringtesting and testingmeasuring, namely, thermocouples, speedpressure and pressurespeed sensors; control apparatus for the use of electrical sensors; harnesses (electronicelectric or electricelectronic cable sets) and junction boxes for the interconnection between electric sensors and apparatus for processing, displaycontrol and controldisplay; electric instruments for measuring physical characteristics, namely temperature, axle speed, shaft torque, pressure, flowdensity and densityflow; apparatus and instruments for measuring electricity, heat or light; electrical transformers; photosensors; apparatus and instruments for measuring pressurehumidity and humiditypressure; apparatus and instruments for responding to a variable for measuring and/or checking the pressure, temperature, pressure, liquid level, power generation, electric magnitude, the electric flow of fluids and for determining the presence of systemsflames, namely for fire alarm, signalingchecking and checkingsignaling systems.;