Metal ladders, prefabricated metal platforms in the nature of suspended metal catwalks, façade coverings in the nature of metal siding, partition walls of metal, prefabricated metal platforms in the nature of movable bed plates supporting a tower, scaffolding, or mast, where the bed plate can be repositioned horizontally along a track or chassis, all the above goods being metallic

Bed plate assemblies consisting primarily of connecting machinery in the nature of electric motors for machines and also consisting of metallic bed plates, one or more metallic towers, scaffolding, or masts, and one or more horizontal platforms sold together as a unit where the motor is used to reposition bed plates along a track or chassis and to reposition platforms vertically along the height of the tower, scaffolding, or masts; elevators and freight elevators; climbing systems consisting primarily of industrial hoists and electric motors for machines and also consisting of free-standing metal scaffolding or metal scaffolding attached to a building, chimney, or tower, and a metallic cage used to hold persons or materials sold together as a unit where the electric motors for machines are used to raise and lower the cage along the height of the scaffolding; unloaders based on worm gears, namely, unloading cranes

Rental, maintenance, and repair of building equipment in the nature of elevators and hoists, maneuvering bed plates, and building platforms in the nature of suspended metal catwalks