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发明名称
B¶rbar borestrengkompensator
摘要
申请公布号
NO20035286(D0)
申请公布日期
2003.11.28
申请号
NO20030005286
申请日期
2003.11.28
申请人
CONTROL FLOW INC
发明人
WILLIAMS, RICHARD D;COFFEY, LACEY C
分类号
E21B19/09;(IPC1-7):E21B
主分类号
E21B19/09
代理机构
代理人
主权项
地址
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