Reinforcing materials of metal for buildings; metal swimming pools; metallic building materials, namely, soffits; folding doors of metal; framework of metal for building; partitions of metal; advertisement columns of metal; transportable buildings of metal; cornices of metal; angle irons; roof coverings of metal; floor tiles of metal; staircases of metal; gutter of metal; masts and poles of metal; palings of metal; signaling panels, non-luminous and non-mechanical, of metal; building boards o...