Physical, chemical, optical, surveying, nautical, weighing, signaling and checking apparatus and instruments in the nature of airspeed indicators, altimeter, air pressure and air temperature measurement devices; instruments for testing temperature, air pressure and humidity in aircraft cabins, namely, thermometers, air pressure and humidity meters, barometers, pressure gauges; engine monitoring instruments for temperature, torque, pressure, frequency; on-board instruments for helicopter and airplanes, namely, altimeters, speed measuring apparatus, variometers, speedometers, air data computer, pitot static measurement devices, instruments for monitoring temperature, atmospheric pressure and humidity in the cabin, electronic engine performance monitoring instruments; real-time clocks (RTC) being time recording devices; projected capacitive touch sensors; navigation apparatus for airplanes; multi-function liquid crystal displays; apparatus and instruments for checking flight parameters; signaling apparatus and instruments, namely, signaling warning flags in the nature of alerting functions; electronic navigation instruments for helicopters, fixed wing aircraft and unmanned aerial vehicles (UAV); electronic navigational and positioning apparatus and instruments for helicopters, fixed wing aircraft and unmanned aerial vehicles (UAV); electronic navigational, tracking and positioning apparatus and instruments for helicopters, fixed wing aircraft and unmanned aerial vehicles (UAV); electronic apparatus and instruments for communication, namely, digital encoding altimeters with automatic dependent surveillance broadcast (ADS B) support; digital panel meters, namely, an electronic instrument that displays an input signal in a digital form; data communication apparatus and instruments, namely, digital signaling instruments; remote control apparatus and instruments for electronic apparatus in the nature of hand control units with radio transmitters and receivers for remote controls

Airplane and helicopter cockpit clocks; airplane and helicopter cockpit chronographs for use as timepieces; on-board clocks and on-board chronographs for use as timepieces