78149845
Aug 1, 2002
Jun 7, 2005
Air filters and air purifying units for industrial or commercial use; water filtering units for commercial use; dripper irrigation systems composed of valves, filters and regulators; plumbing fixtures and supplies, namely, bibbs, traps, valves, strainers; waste water and water purification treatment units, all of the foregoing sold to the building construction industry and to governmental agencies
Environmental Control Apparatus