发明名称 IMPROVED LIFE PRESERVER
摘要 <p>The invention relates to an improved life preserver. The inventi ve preserver essentially comprises a reduced-size inflatable el ement which is placed around the neck of the user in the form of a collar and which is connected to an inflating means, said inflating means being used to inflate the aforementioned inflatable element using a pressurised foam or gas.</p>
申请公布号 WO2004037638(A1) 申请公布日期 2004.05.06
申请号 WO2003ES00518 申请日期 2003.10.14
申请人 MERODIO VILLEGAS, JOSE, MANUEL 发明人 MERODIO VILLEGAS, JOSE, MANUEL
分类号 B63C9/15;(IPC1-7):B63C9/13 主分类号 B63C9/15
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