Hélice propulsive de navire, renfermée dans un tunnel,申请号FRD775974-传众专利搜索

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发明名称	Hélice propulsive de navire, renfermée dans un tunnel
摘要
申请公布号	FR775974(A)	申请公布日期	1935.01.14
申请号	FRD775974	申请日期	1934.07.02
申请人		发明人	KORT LUDWIG
分类号	B63H5/14;B63H5/15	主分类号	B63H5/14
代理机构		代理人
主权项
地址

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