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发明名称
An apparatus for optionally gripping and releasing a tube
摘要
申请公布号
EP1099824(A3)
申请公布日期
2001.09.05
申请号
EP20010200460
申请日期
1997.04.21
申请人
CASTILLE, DALE J.;WEBRE, MICHAEL;MOSSING, DONALD
发明人
CASTILLE, DALE J.;WEBRE, MICHAEL;MOSSING, DONALD
分类号
E21B19/07;E21B19/10;(IPC1-7):E21B19/07
主分类号
E21B19/07
代理机构
代理人
主权项
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