[Class : 9] Scientific, Radiographic, Optical, Measuring And Inspection Instruments And Apparatus; Electric And Electronic Instruments And Apparatus Namely Calculators For Calculating Potential, Digital Speed And Fuel Flow Control Units (Fadec), Braking, Temperature, Pressure, Vibration Analysis, Flight Controls; Electric, Electronic And Magnetic Sensors For Pressure, Speed, Displacement, Temperature, Position And Vibration; Sensors And Transducers For Optical And Monitoring Systems; Electronic Cards For Processing Parameters; Protection Sleeves For Electrical Wires, Cables, Harnesses, Shielding And Connectors; Electronic Systems And Equipment On Board Aircraft Or Not, For Data Acquisition And Processing; Electric And Electronic Instruments And Equipment For Maintenance And Control (Installed On Aircraft Or Engines, Fixed On Test Stands, Or Portable For Use On Ground) Designed To Read And Interpret The Data Generated By Calculators And Sensors; Remote Metering, Remote Control And Radio Altimetry, Proximity Instruments And Apparatus; Data Processing Equipment And Computers; Recorded Programs, Computer Software For Assistance In The Management Of Aircraft Engines Fleet; Magnetic, Optical And Digital Recording Media.[Class : 6] Unwrought And Semi Worked Common Metals And Their Alloys, Alloys Obtained By Powder Metallurgy, Alloys Obtained By Hot Isostatic Pressing; Metallic Parts For Structural Parts Of Aircraft Engines, For Turbines And Turbine Engines; Laminated Materials Made Up Of Successive Layers Of Elastomers And Metal Or Composite Frameworks; Metal Matrix Composite (Mmc) Materials; Fittings, Metallic Pipes.[Class : 7] Machines For Producing Parts Intended For Use On Aircraft Engines, Lay Up And Winding Machines; Heat Exchangers; Transmission And Propulsion Couplings And Components Units, Engines Of All Kinds For Fixed Or Mobile Installations (Except For Engines For Land Vehicles), Namely: Turbojet Engines, Turbo Propeller Engines, Gas Turbo Machines, Heat Engines, Electro Thermal Engines, Combined Propulsion Engines; Ejector Units For Aircraft Engines; Thrust Reversers And Nacelles For Aircraft Engines; Constitutive Parts Of These Machines, Engines, Propulsion Units, Ejector Units, Reversers And Nacelles.