发明名称 Blackwater lifesaver
摘要 A safety device to locate someone in trouble in the water. A three piece apparatus consisting of a U shaped nylon body mount and a modified rectangle polypropylene floater connected by a flexible line between the floater and body mount.
申请公布号 US4664638(A) 申请公布日期 1987.05.12
申请号 US19850806685 申请日期 1985.12.09
申请人 GOODING, RONALD D. 发明人 GOODING, RONALD D.
分类号 B63C7/26;B63C9/135;(IPC1-7):B63B22/18 主分类号 B63C7/26
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