75529200
Jul 30, 1998
Oct 5, 1999
filter units, namely, filter elements and cartridges used for filtering fluids used in chemical process industries, electronic applications, pharmaceutical, biotechnology, consumables, cosmetics, and beverage applications; the production of products with magnetic coatings, such as video tapes, audio tapes, floppy disks, hard drives and digital audio tapes for micro-electronics, photoresist, and semiconductor applications; water treatment in industrial and commercial applications; and filtration of paints, plating solutions, and solvents used for metal finishing
Environmental Control Apparatus