[ Safety seat belts for aircraft, aircraft and structural parts therefor; ] seat belts for automobiles, safety airbags for automobiles, [ detachable children's car seats, automobiles and ] structural parts for automobiles and safety airbags for two-wheeled motor vehicles [, expansive seat belts for two-wheeled motor vehicles, seat belts for two-wheeled motor vehicles, two-wheeled motor vehicles, namely, motorcycles and structural parts therefor ]