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发明名称
Earth borehole investigation system
摘要
申请公布号
GB880385(A)
申请公布日期
1961.10.18
申请号
GB19590010000
申请日期
1959.03.23
申请人
DRESSER INDUSTRIES, INC.
发明人
LAMB JEFFERSON PETER
分类号
G01V3/24
主分类号
G01V3/24
代理机构
代理人
主权项
地址
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