Animal enclosures in the nature of prefabricated, modular metal stables; Aviaries of metal; Bars for metal railings; Common metal pulls; Door fittings of metal; Metal adapters for use with hydraulic and pneumatic systems; Metal bathroom hardware, namely, pulls; Metal folding doors; Metal mailboxes; Metal railings for fences, balconies, bridges; Metal roof vents for heating, cooling, ventilation in residential and commercial buildings; Stair nosing of metal being building materials; Step ladde...