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发明名称
PIPE HANDLING DEVICE AND SAFETY MECHANISM
摘要
申请公布号
EP1880076(A4)
申请公布日期
2009.12.30
申请号
EP20060741474
申请日期
2006.05.09
申请人
TESCO CORPORATION
发明人
CARR, WILLIAM;BROWN, MATTHEW;ANGMAN, PER, G.
分类号
E21B19/16
主分类号
E21B19/16
代理机构
代理人
主权项
地址
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