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Metal blast protection valves for installation in protected spaces, other than parts of machines, namely, explosion-proof brake valves

Nuclear, biological and chemical (NBC) air filtering systems comprised of air filtering units and air filtering installations for bomb shelters, bunkers, safe rooms and unhardened infrastructure; biological and particle air filtration systems, namely, air filtering units and air filtering installations; cleansing sanitizing system comprising a containment enclosure, namely, a clean chamber specially adapted for chemical, biological, radiological and nuclear protection against biological, chemical and atomic containment for use inside buildings without protected space; air conditioners and air purifiers for home and buildings; air conditioning systems comprised of air filtering units and air conditioners, etc. for military, law enforcement and homeland security vehicles, trains, ships, vessels and boats; combined nuclear, biological and chemical [NBC] air filtration, CO filtration, ventilation, air conditioning systems comprised of air conditioners and ventilating exhaust fans for military, law enforcement and homeland security vehicles; ventilation and chemical, biological, radiological and nuclear (CBRN) air filtration systems comprised of air filtering units for containers, mobile shelters, ships, vessels and boats; combined ventilation, chemical, biological, radiological and nuclear (CBRN) air filtration, air conditioning system comprised of air filtering units and ventilating exhaust fans for containers, mobile shelters, ships, vessels and boats; tear gas and industrial air filtration systems comprised of air filtering units and air filtering installations for military, law enforcement and homeland security vehicles; filtration systems comprising a containment enclosure, namely, clean chamber and clean rooms for providing a clean room environment; H2S filtration systems comprised of air filtering units and air filtering installations for offshore platforms

Transportable buildings, not of metal, namely, transportable isolation chambers, not of metal, for transporting and treatment of patients with infectious disease; transportable buildings, not of metal, namely, transportable chambers, not of metal, for protection against biological, chemical and atomic containments for use inside buildings without protected space

Custom manufacturing of metal components and metal coating, namely, custom air filtering, air purifiers, ventilation and air conditioning systems manufacturing