12 Air vehicles, namely, airplanes, helicopters, air-cushion vehicles, bicycles, boats and ships, buses, cars, trucks, motorcycles and structural parts and components therefor; Motors, engines, and structural parts and components for Air vehicles, namely, airplanes, helicopters, air-cushion vehicles, bicycles, boats and ships, buses, cars, trucks, motorcycles; Drive systems, namely, drive gears for Air vehicles, namely, airplanes, helicopters, air-cushion vehicles, bicycles, boats and ships, buses, cars, trucks, motorcycles; Coupling and transmissions for Air vehicles, namely, airplanes, helicopters, air-cushion vehicles, bicycles, boats and ships, buses, cars, trucks, motorcycles; Brake systems composed of Brakes; Brake discs and pads for air vehicles, bicycles, boats and ships, buses, cars, trucks, motorcycles; Suspension systems for air vehicles, namely, airplanes, helicopters, air-cushion vehicles, bicycles, boats and ships, buses, cars, trucks, motorcycles; Transmission mechanisms for air vehicles, namely, airplanes, helicopters, air-cushion vehicles, bicycles, boats and ships, buses, cars, trucks, motorcycles; Hydraulic circuits for Air vehicles, bicycles, boats and ships, buses, cars, trucks, motorcycles