| http://www.w3.org/ns/prov#value | - al Air TechnologyElectrostatic photocatalytic air disinfectionUS6063170 *May 20, 1996May 16, 2000Air-A-Medic CorporationTo remove such particles and bacteria as are the principle causes of allergies.US6623544 *Oct 31, 2002Sep 23, 2003Kamaljit S. KauraAir purification system and method of operationUS20020144601 *Jun 10, 2002Oct 10, 2002Palestro Richard P.Ultraviolet germicidal apparatus and methodU
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