发明名称 Attachment for vacuum cleaner has brushes projecting through housing and has irregular array of suction grids
摘要 An attachment for a vacuum cleaner comprises one or more rotary brushes (3) projecting through openings in the attachment housing onto the surfaces to be cleaned. At least one opening is covered by a suction grid, which is (are) irregularly adjacent to grid-free surfaces.
申请公布号 DE10238880(A1) 申请公布日期 2004.03.04
申请号 DE20021038880 申请日期 2002.08.24
申请人 VORWERK & CO. INTERHOLDING GMBH 发明人 SCHIFFER, ERNST-UWE
分类号 A47L9/04;(IPC1-7):A47L9/04 主分类号 A47L9/04
代理机构 代理人
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