发明名称 Surface cleaning vacuum nozzle
摘要 A surface cleaning vacuum nozzle having a cleaning materials dispenser slidingly attached thereto, the entire assembly being connectable to a hand held suction wand having a valve attached thereto which is in fluid communication with a cleaning fluid supply. The sliding action of the dispenser aids in the connecting or disconnecting of the nozzle.
申请公布号 US4334336(A) 申请公布日期 1982.06.15
申请号 US19800145645 申请日期 1980.05.02
申请人 THE SINGER COMPANY 发明人 HARBECK, MARTIN E.;HARBIN, HENRY C.
分类号 A47L11/34;(IPC1-7):A47L9/02 主分类号 A47L11/34
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