9 Optical, measuring, signalling, checking and supervision apparatus and instruments, namely, LED machine part position sensors, position detection systems comprised of sensors and controls for use in connection with aircrafts being avionic sensor systems in the nature of navigation systems, measuring tapes, and carpenters folding rules; electronic control systems for machines, in particular mixing installations; Electronic controls, namely, electronic control systems for machines in the nature of cranes, earth-moving equipment and machine tools; controllers for support systems for construction equipment, in particular mobile cranes and truck-mounted concrete pumps, namely, electronic control systems for machines; motor control apparatus, namely, electronic controls for motors; driver assistance systems and their structural parts comprised of computer display monitors, cameras; controllers and regulators for air conditioning apparatus and heating vents, namely, thermostats; travelling gear and bogie controls, namely, electromechanical controls for use in navigating and operating rail vehicles and their freight; downloadable and recorded computer software and downloadable and recorded computer control software for use in controlling air conditioning installations and heating vents for rail vehicles; downloadable and recorded computer software, in particular diagnostic software for use in controlling air conditioning installations and heating vents for rail vehicles; flight supervision devices, namely, apparatus for checking flight parameters; flight control devices, namely, electronic controllers for aircraft; flight simulators for aeronautical machines; control computers for aircraft equipment systems, in particular activation systems and air conditioning systems; nose guiding systems comprised of computer hardware, recorded and downloadable computer software for use in guiding an aircraft's nose, and sensors for determining position, velocity, acceleration and temperature; dc/dc actuators being electric actuators; electronic systems and components, namely, electronic control systems for machines; control electronics, namely, electronic controllers for aircrafts, rail vehicles, construction machines, cranes, mobile cranes, and earth-moving machines; Data transmission systems, namely, wireless communication devices for data transmission, all for use in connection with industrial machines in the fields of refrigeration and freezing equipment, construction machines, mining equipment, cranes, material handling equipment, airplanes, gear cutting machines, automobiles, and engines; visualisation systems consisting of recorded and downloadable software for simulating cranes, construction machines, earth moving machines, deep foundation machines for building deep foundations, and machine tools, movie, multimedia, and slide projectors and display systems composed of flat panel display screens; user interfaces for machine controls, namely, keyboards, electric control panel, and touchscreen for electrotechnical and electronic devices, in particular for control of toothed machines; humidity meters, namely, measuring apparatus for humidity levels in gases and solid substances; simulators, in particular crane simulators and crawler simulators, namely, vehicle drive training simulators; pocket calculators; downloadable and recorded software for use in controlling industrial machines in the fields of refrigeration and freezing equipment, construction machines, mining equipment, cranes, material handling equipment, airplanes, gear cutting machines, automobiles, and engines; mouse pads; eyeglasses and cases therefor; test benches, namely, test benches being metal strength testing machines for use in validating continuously rotating bearings in the fields of wind industry; computers for use in connection with industrial machines in the fields of refrigeration and freezing equipment, construction machines, mining equipment, cranes, material handling equipment, airplanes, gear cutting machines, automobiles, and engines; micro-computers for use in connection with industrial machines in the fields of refrigeration and freezing equipment, construction machines, mining equipment, cranes, material handling equipment, airplanes, gear cutting machines, automobiles, and engines; recorded and downloadable computer software and computer hardware for use in the data connection of components in mobile work machines, in particular earthmoving machines, cranes and marine equipment; computers and microcomputer apparatus being microcomputers, for use in the operation, maintenance and repair of aircraft, rail vehicles, and their environmental systems; analysis and diagnostic tools, namely, apparatus for evaluating the operation of and/or faults with mobile work machines, cranes and marine equipment, in the nature of computer hardware and peripheral devices; controllers and regulators being control valves for regulating the flow of liquids and gases, and recorded and downloadable computer software and recorded and downloadable computer control software for use with refrigerating installations, refrigerating and freezing apparatus, climatised wine cabinets, dispensing installations for beverages, in particular beer; electronic machine controllers, in particular for earth moving equipment and electronic control of quick hitches and quick coupling systems