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发明名称
Vorrichtung zur Entnahme von Bodenproben
摘要
申请公布号
DE1208527(B)
申请公布日期
1966.01.05
申请号
DE1960ST16162
申请日期
1960.02.27
申请人
STICHTING WATERBOUWKUNDIG LABORATORIUM
发明人
BEGEMANN HEINRICH KARL SIMON PHILIP
分类号
E21B25/00;E21B25/06
主分类号
E21B25/00
代理机构
代理人
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地址
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