[Class : 6] Mechanical Parts Made Of Metal (Hinges, Screws, Metal Floors, Panels, Metal Rings), Pipework Of Metal, Ducts Of Metal, Shutters Of Metal, Cantilever ;[Class : 7] Engines For Aerial Vehicles, Parts Of Aerial Vehicles Engines And In Particular Turbines, Parts Of Turbines, Blades, Filters, Impellers, Rotors, Engine Liners, Air Intakes, Fairing, Shafts And Screws.[Cl...