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发明名称
Apparatus for introducing a geothermal probe into the earth
摘要
申请公布号
GB2453056(B)
申请公布日期
2009.09.09
申请号
GB20080017750
申请日期
2007.11.15
申请人
TRACTO-TECHNIK GMBH & CO KG
发明人
DIETER WURM
分类号
E21B7/20;F24J3/08
主分类号
E21B7/20
代理机构
代理人
主权项
地址
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