发明名称 Flotation mattress accessory
摘要 A new Flotation Mattress Accessory for restricting movement of a flotation mattress placed on a body of water. The inventive device includes a planar member adapted for overlying and being releasably attachable to a flotation mattress, and a tethering system coupled to the planar member for mooring the planar member and the flotation mattress to a stationary object thereby restricting movement of the planar member and the flotation mattress.
申请公布号 US5810632(A) 申请公布日期 1998.09.22
申请号 US19970808801 申请日期 1997.02.28
申请人 HUSTON, III, WILLIAM M. 发明人 HUSTON, III, WILLIAM M.
分类号 B63B21/00;(IPC1-7):B63C9/08 主分类号 B63B21/00
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