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发明名称
Bohrschachtuntersuchungsgeraet zur Messung des elektrischen Widerstandes von Erdformationen
摘要
申请公布号
DE945172(C)
申请公布日期
1956.07.05
申请号
DE1952SC08649
申请日期
1952.01.29
申请人
SCHLUMBERGER OVERSEAS S.A.
发明人
DOLL HENRI-GEORGES
分类号
G01V3/20
主分类号
G01V3/20
代理机构
代理人
主权项
地址
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