发明名称 Vacuum cleaner
摘要 The invention is a vacuum cleaner for selectively cleaning dust from an environment. The cleaner has a water reservoir and an air entry port on the reservoir with a float means for directing the air toward the water and for breaking the surface film of the water. Air is made to move through the cleaner by a low power motor and fan located next to the reservoir.
申请公布号 US4874404(A) 申请公布日期 1989.10.17
申请号 US19890317536 申请日期 1989.03.01
申请人 BOSWELL, JERALD O. 发明人 BOSWELL, JERALD O.
分类号 A47L9/18;B01D47/02 主分类号 A47L9/18
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