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发明名称
Smart riser handling tool
摘要
申请公布号
GB201602380(D0)
申请公布日期
2016.03.23
申请号
GB20160002380
申请日期
2016.02.10
申请人
DRIL-QUIP INC
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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