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发明名称
Seismograph prospecting
摘要
申请公布号
US2153920(A)
申请公布日期
1939.04.11
申请号
US19360106262
申请日期
1936.10.17
申请人
GULF RESEARCH & DEVELOPMENT COMPANY
发明人
GARDNER LOUIS W.
分类号
G01V1/00
主分类号
G01V1/00
代理机构
代理人
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地址
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