75325551
Jul 16, 1997
Nov 25, 2003
Anti-microbial air filters made from various filter fibers, namely, synthetic fibers, micro-fine glass, or glass-paper for use in vacuum cleaners
MachineryAnti-microbial air filters made from filter fibers, namely, synthetic fibers, micro-fine glass, or glass-paper for use in cooking hoods, air conditioning systems, ventilating systems and air cleaning machines
Environmental Control Apparatus