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经营范围
发明名称
HEIGHT-ADJUSTABLE PIPE PICK-UP AND LAYDOWN MACHINE
摘要
申请公布号
EP1502000(A1)
申请公布日期
2005.02.02
申请号
EP20030728672
申请日期
2003.05.02
申请人
WEATHERFORD/LAMB, INC.
发明人
THOMPSON, CARROLL, R.
分类号
E21B19/15;(IPC1-7):E21B19/15
主分类号
E21B19/15
代理机构
代理人
主权项
地址
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