发明名称 Vacuum cleaner bag suspension
摘要 A resilient support sustaining the upper terminus of a dirt collecting bag on the handle of an upright vacuum cleaner in which an extensible strap on the bag is fastened within a downwardly open recess on the handle maintaining the upper terminus of the bag completely within the handle recess.
申请公布号 US4662913(A) 申请公布日期 1987.05.05
申请号 US19860868505 申请日期 1986.05.30
申请人 THE SINGER COMPANY 发明人 VERMILLION, DON W.
分类号 A47L9/14;A47L9/32;(IPC1-7):B01D46/52 主分类号 A47L9/14
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