Apparatus for assisting the crew of a sunken submarine,申请号US19290393253-传众专利搜索

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发明名称	Apparatus for assisting the crew of a sunken submarine
摘要
申请公布号	US1812637(A)	申请公布日期	1931.06.30
申请号	US19290393253	申请日期	1929.09.17
申请人	SINIBALDO LEONE	发明人	LEONE SINIBALDO
分类号	B63G8/40	主分类号	B63G8/40
代理机构		代理人
主权项
地址

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