Aviaries of metal; Drain pipes of metal; Fireplace mantles of metal; Furniture casters of metal; Hardware, namely, metal brackets for general use; Hooks of metal for clothes rails; House numbers of metal, non-luminous; Industrial packaging containers of metal; Latticework of metal; Masts of metal; Metal bells; Metal bins; Metal bird baths being structures; Metal chains; Metal shelf brackets; Nameplates of common metal; Scaffolding towers of metal; Statues of common metal; Steel alloys