发明名称 Dual-function cleaning device
摘要 A cleaning device includes a rod having a frame connected to an end thereof and a connection member is connected to two assist plates which movably extend through the frame and pivotably connected to a pull handle on the rod. Two boards are pivotably connected to two sides of the connection member and each board has a positioning member to which a cleaning member is secured.
申请公布号 US2004158947(A1) 申请公布日期 2004.08.19
申请号 US20030611343 申请日期 2003.06.30
申请人 SIE JAI YI 发明人 SIE JAI YI
分类号 A47L13/144;A47L13/254;A47L13/258;(IPC1-7):A47L13/146 主分类号 A47L13/144
代理机构 代理人
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