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发明名称
DOWNHOLE DEVICE
摘要
申请公布号
IL217989(D0)
申请公布日期
2012.03.29
申请号
IL20120217989
申请日期
2012.02.07
申请人
DOMAIN LICENCES LIMITED
发明人
分类号
E21B
主分类号
E21B
代理机构
代理人
主权项
地址
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