Apparatus for geoelectric and seismic investigations,申请号US19380203830-传众专利搜索

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发明名称	Apparatus for geoelectric and seismic investigations
摘要
申请公布号	US2288310(A)	申请公布日期	1942.06.30
申请号	US19380203830	申请日期	1938.04.23
申请人	LUNDBERG EXPLORATION S. A.	发明人	ZUSCHLAG THEODOR
分类号	G01R19/10;G01R25/00	主分类号	G01R19/10
代理机构		代理人
主权项
地址

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