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发明名称
Method of and apparatus for seismograph prospecting
摘要
申请公布号
US2260217(A)
申请公布日期
1941.10.21
申请号
US19390261854
申请日期
1939.03.14
申请人
GULF RESEARCH & DEVELOPMENT COMPANY
发明人
ECKHARDT ENGELHARDT A.;MUFFLY GARY
分类号
G01V1/24
主分类号
G01V1/24
代理机构
代理人
主权项
地址
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