12 Structural parts and body parts as integral components of land vehicles, air vehicles, water vehicles, space vehicles and transport vehicles, namely, body panels, roof panels, door panels, hood panels, floor panels, rocker panels for vehicle bodies; doors for motor vehicles; roof panels for land vehicles; hoods for vehicle engines; panels for land vehicle, air vehicle, water vehicle and space vehicle bodies; interior panels for land vehicles, air vehicles, water vehicles, space vehicles; chassis parts for land vehicles, air vehicles, water vehicles, space vehicles, of metal, namely, columns, bumpers, sills, side impact protection, side-members, cross-members, and crash boxes