Metal clips for pipes; ducts of metal for central heating, refrigeration, ventilating and air-conditioning installations and apparatus; metal pipes; brackets of metal for buildings; metal junctions for pipes; metal boxes; metal supports for pipes; metal hangers for pipes; metal pipe support clamps and clips; apparatus for the support of pipes, namely, metal pipe support clamps and clips for use in central heating, refrigeration, ventilating and air-conditioning installations; framework and frames, stands and supports, all being wholly or substantially of metal construction; stands and support incorporating feet in the nature of bases, all being wholly or substantially of metal construction; universal adjustable framework support systems, all being wholly or substantially of metal construction comprised of framework and frames, stands and supports, metal clips, metal clamps, metal supports, metal hangers, and metal ducts; universal adjustable metal framework support systems incorporating feet in the nature of bases, all being wholly or substantially of metal construction; support systems for ductwork, all being wholly or substantially of metal construction comprised of metal clips, metal clamps, metal supports, metal hangers, and metal brackets; adjustable support systems for ductwork, all being wholly or substantially of metal construction comprised of framework and frames, stands and supports, metal clips, metal clamps, metal supports, metal hangers, and metal ducts; fittings of metal, namely, metal hose fitting, metal joinery fittings, and metal pipe fittings for refrigeration, air-conditioning, ventilating and heating installations; grilles of metal; parts therefor

Bearing brackets for machines; condenser housings, condensing unit frames, supports, housings and guards

Non-metallic building materials, namely, rigid pipes and tubes, valves and fittings, junctions and supports, and hangers and support structures for pipes and ductwork, all for use in heating, refrigeration, ventilating and air-conditioning installations; non-metallic rigid pipes and tubes, and fittings and valves therefor, all for construction purposes; non-metallic ducting, non-electric; nonmetallic clips, brackets and clamps for fixing guttering, pipes and supports to buildings; non-metallic junctions and supports for use in central heating, refrigeration, ventilating and air-conditional installations; non-metallic hangers for pipes; non-metallic structures for the support of pipes; nonmetallic support systems for ductwork comprised of framework and frames, stands and supports, non-metallic clips, non-metallic clamps, non-metallic supports, and non-metallic hangers; nonmetallic adjustable support systems for ductwork comprised of framework and frames, stands and supports, non-metallic clips, non-metallic clamps, non-metallic supports, and non-metallic hangers; non-metallic fittings for fixing refrigeration, air-conditioning, ventilating and heating installations on and to buildings; non-metallic grilles for use in heating, refrigeration, ventilating and air-conditioning installations; parts therefor