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发明名称
Life-saving device
摘要
A life-saving flotation device which includes an improved life buoy design together with appropriate straps therein and attached thereto, together with suitable hardware comprising hooks and rings for facilitating life-saving operations.
申请公布号
US4701145(A)
申请公布日期
1987.10.20
申请号
US19860833804
申请日期
1986.02.28
申请人
FORESMAN, ROBERT R.
发明人
FORESMAN, ROBERT R.
分类号
B63C9/08;(IPC1-7):B63C9/08
主分类号
B63C9/08
代理机构
代理人
主权项
地址
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