12 Suspension railroads and conveyors in the nature of motorized ski lifts; passenger compartments, cabs and load containers for systems for transporting persons and goods, namely, cable cars; wire-ropeway and rail conveying equipment and systems, namely, gondolas and motors for powering wire ropeways all sold as a unit; undercarriages; attachment devices for vehicles, namely, railcar chassis; components and accessories of the aforementioned goods, namely, passenger rail cars and cable car shells, trailer couplings and wagons for ski lifts; parts for ski lifts, cable car systems and rail based transportation systems, namely, vehicle wheels, vehicle seats and head rests and protective covers for vehicle seats; motor vehicles in the nature of panel delivery trucks; chairs for suspension railroads in the nature of ski lifts; ski racks and windshields for motor vehicles