发明名称 Method and system to control weeds
摘要 A weed control system for a body of water which includes a weed contacting member suspendable within the body of water proximate a bed of weeds and a drive member for automatically moving the weed contacting member repeatedly over the bed of weeds such that the weed contacting member repeatedly brushes against any weeds in the bed of weeds.
申请公布号 US2003136096(A1) 申请公布日期 2003.07.24
申请号 US20020054747 申请日期 2002.01.22
申请人 KRETSCH KEVIN R. 发明人 KRETSCH KEVIN R.
分类号 A01D44/00;(IPC1-7):A01D44/00 主分类号 A01D44/00
代理机构 代理人
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