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发明名称
Radioactivity detector
摘要
申请公布号
US2745970(A)
申请公布日期
1956.05.15
申请号
US19520264934
申请日期
1952.01.04
申请人
SCHLUMBERGER WELL SURVEYING CORPORATION
发明人
DEWAN JOHN T.
分类号
G01V5/10;H01J47/00
主分类号
G01V5/10
代理机构
代理人
主权项
地址
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