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发明名称
BACKREAMER
摘要
申请公布号
EP1354118(A4)
申请公布日期
2005.04.13
申请号
EP20020704227
申请日期
2002.01.22
申请人
VERMEER MANUFACTURING COMPANY;RANKIN, JAMES R.;SMITH, RICHARD K., JR.;ROZENDAAL, PETER C.;RUNQUIST, RANDY R.;REMPE, SCOTT A.
发明人
RANKIN, JAMES, R.;SMITH, RICHARD, K., JR.;ROZENDAAL, PETER, C.;RUNQUIST, RANDY, R.;REMPE, SCOTT, A.
分类号
E21B7/04;E21B7/08;E21B7/28;E21B10/26;E21B10/32;E21B47/024;(IPC1-7):E21B10/00
主分类号
E21B7/04
代理机构
代理人
主权项
地址
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