75666721
Mar 24, 1999
Jan 9, 2001
Steel casting alloys; portable and prefabricated steel buildings; steel pipes; steel tubes; pipes of metal; fittings of metal for compressed air ducts; aluminum sold in bar and sheet form; metal rings used to connect lines; metal ring clamps, namely, hose clamps; building materials of metal, namely, reinforcing rods, bars, fabrications; hinges of metal; frames of metal for building; ducts of metal for central heating installations; ducts of metal for ventilating and air conditioning installations; pillars of metal for buildings; and metal manifolds for pipelines
Metal GoodsFire extinguishers; fire alarms; fire hose nozzles; and motor fire engines
Electrical and Scientific ApparatusHeat accumulators; heat regenerators; steam accumulators; ionization units for the treatment of air; air purifying units for industrial, commercial and residential use; evaporative air cooling units for industrial, commercial and residential use; filters for air conditioning units; air conditioning units; air filtering units for industrial, commercial and residential use; air reheaters for industrial, commercial and residential use; dehumidifying air dryers; air sterilizers, not for medical use; feeding apparatus for heating boilers; heating boilers; electric water heating units; water taps for pipes; solar collectors; air valves for steam heating units; humidifiers for central heating radiators; central heating radiators; electric heating filaments; air conditioning apparatus; solar heat collectors; heat exchangers, not being parts of machines; thermostatic valves for heating units; air conditioning fans; and ventilating louvers and fans for air conditioning units for domestic and commercial use
Environmental Control ApparatusFire hoses; non-metal fittings for compressed air ducts; asbestos fabrics for use as a cable insulation, for use in the manufacture of brake linings; pipe gaskets; water-tight rings for plumbing pipes; electrical insulating tape; weather-stripping for use in homes; insulators for electric cables; weather stripping sealants in the nature of caulk; insulators for electric mains; cylinder jointings; dielectric insulators; bark coverings for sound insulation; insulating plaster; insulating paints; insulators for electric cables; insulating varnish; foils of metal for building insulation; fiberglass for building insulation; fiberglass fabrics for building insulation; soundproofing materials for buildings; and fire hoses
Rubber GoodsNon-metal door frames; hydraulic, portland, and roofing cement, cement mixes, cement posts, cement pipes; asbestos cement; non-metal ducts for ventilating and air-conditioning installations; and pipes made of cement, earthenware or sandstone
Nonmetallic Building MaterialsRepair and installation of air conditioning apparatus; boiler cleaning and repair; heating equipment installation and repair; providing building construction and repair information; building construction supervision; real estate development services; building sealing and caulking services; installation of building insulation; and fire alarm installation and repair
Building Construction and Repair