发明授权
US5268009A Portable air filter system 失效
便携式空气过滤系统

Portable air filter system
摘要:
A portable air filter system is described for use in the home, offices, or other areas where it is desired to remove airborne particulate matter from the air. The air filter system includes an enclosure having an air inlet and outlet areas, removable air filter which is grounded, a fan for moving air from the inlet to the outlet through the filter, and an ionizer for supplying negative ions to the air exiting through the outlet. The filter includes electrostatically charged fibrous material in a removable cartridge.
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