发明名称 Vacuum dustpan apparatus
摘要 A vacuum dustpan, including a vacuum unit with interior ducting terminating in marginal nozzles extending along the bottom periphery of a housing, with multidirectional rollers supporting the vacuum unit, and a separate charging nest for charging operations.
申请公布号 US5560077(A) 申请公布日期 1996.10.01
申请号 US19940344870 申请日期 1994.11.25
申请人 CROTCHETT, DIANE L. 发明人 CROTCHETT, DIANE L.
分类号 A47L11/40;(IPC1-7):A47L5/00;A47L9/02 主分类号 A47L11/40
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