Machine parts, namely, hangers

[ Common metals and their alloys; ] beams of metal; [ metal joists; ] metal rails; metal laths; metal poles; sheets of metal; pipes of metal; mounts, fastening and connecting parts of metal for construction and assembly purposes; [ portable metal buildings; prefabricated metal buildings; modular metal buildings; metal roofing; metal roof trusses; ] [ vendor booths and portable trade show display booths made primarily of metal; ] frameworks of metal; modular metal structures for mounting photo...