Appareil destiné à signaler les sous-marins coulés à fond et à secourir et sauver les équipages,申请号FRD697448-传众专利搜索

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发明名称	Appareil destiné à signaler les sous-marins coulés à fond et à secourir et sauver les équipages
摘要
申请公布号	FR697448(A)	申请公布日期	1931.01.16
申请号	FRD697448	申请日期	1930.06.14
申请人		发明人	SALVINI GIOVANNI
分类号	B63G8/41	主分类号	B63G8/41
代理机构		代理人
主权项
地址

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