Verfahren zur Richtungsbestimmung einer Schallquelle,申请号DED555069D-传众专利搜索

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发明名称	Verfahren zur Richtungsbestimmung einer Schallquelle
摘要
申请公布号	DE555069(C)	申请公布日期	1932.07.19
申请号	DED555069D	申请日期	1930.02.13
申请人	SUBMARINE SIGNAL COMPANY	发明人
分类号	G01S1/72	主分类号	G01S1/72
代理机构		代理人
主权项
地址

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