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发明名称
Method of detecting and measuring radiant energy for locating subterranean petroleum deposits
摘要
申请公布号
US2461799(A)
申请公布日期
1949.02.15
申请号
US19440547940
申请日期
1944.08.03
申请人
WALTER ARMSTRONG
发明人
ARMSTRONG WALTER
分类号
G01V5/02;H01J47/04
主分类号
G01V5/02
代理机构
代理人
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