Seismic wave filtering system,申请号US19530373820-传众专利搜索

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发明名称	Seismic wave filtering system
摘要
申请公布号	US2757357(A)	申请公布日期	1956.07.31
申请号	US19530373820	申请日期	1953.08.12
申请人	UNITED GEOPHYSICAL CORPORATION	发明人	PETERSON RAYMOND A.
分类号	G01V1/20;G01V1/36	主分类号	G01V1/20
代理机构		代理人
主权项
地址

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