9 Scientific, optical, weighing, measuring, checking, supervising, apparatus and instruments, namely, electrical and/or electronic brake controllers, suspension damper and stabilization control electronics, electronic landing gear controls, fire extinguishers, solenoid valves, solenoid assemblies, servomechanisms in the nature of controlled volume electrical pumps, test beds for these servomechanisms, and micro- processor based electronic controllers for aircraft engines; electrical and electronic apparatus and instruments, namely, potential computers, full authority digital engine controls (FADEC), braking, temperature, pressure, vibration analysis and flight control computers; electrical, electronic and magnetic sensors for pressure, speed, displacement, temperature, position and vibration; electronic cards for processing parameters; electronic systems and equipment, carried on board or not, for acquiring and processing data; calculation and operating software for simulation, running and storage of test programs; monitoring systems comprised of computer hardware and software for the evaluation of security and performance, as well as maintenance and servicing requirements of aircraft engines and/or their modules and parts; electrical and electronic devices and equipment for maintenance and monitoring of on board aircraft or engines, fixed on test benches or portable for ground interventions, for reading out and interpreting data from computers and sensors; data processing equipment and computers; apparatus for recording, transmission, reproduction of sound, images and/or data; software, in particular computer programs and software providing information on aircraft engines, maintenance, operation, servicing and repair in relation to aircraft engines and/or their modules and parts; software for managing repair, upkeep, servicing, maintenance and reconditioning operations conducted on an aircraft engine and/or on their modules and parts; magnetic, optical and digital recording media, CD-ROMs and DVDs for data banks recorded on computer media, in particular containing information about aircraft engines, operation, repair, overhaul, servicing, maintenance and reconditioning of engines, and modules and parts of aircraft engines; test benches for motors, engines, turbines and other thrusters in the nature of machines for aircraft; all these goods used and/or intended for the aeronautical and space field