发明名称 Swimming pool cover support
摘要 A swimming pool cover support having: a central hub, a number of knockdown arms radiating from the central hub, and a number of mounting brackets each being respectively secured to one of the knockdown arms.
申请公布号 US6381767(B1) 申请公布日期 2002.05.07
申请号 US20010891539 申请日期 2001.06.27
申请人 BRASHEARS FRANCIS L. 发明人 BRASHEARS FRANCIS L.
分类号 E04H4/10;(IPC1-7):E04H4/08 主分类号 E04H4/10
代理机构 代理人
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