Method for making geophysical surveys,申请号US19390309177-传众专利搜索

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发明名称	Method for making geophysical surveys
摘要
申请公布号	US2314597(A)	申请公布日期	1943.03.23
申请号	US19390309177	申请日期	1939.12.14
申请人	PHELAN STEPHEN R	发明人	PHELAN STEPHEN R.
分类号	G01V3/02	主分类号	G01V3/02
代理机构		代理人
主权项
地址

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