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发明名称
Shank adapter
摘要
申请公布号
GB2352671(B)
申请公布日期
2003.06.18
申请号
GB19990018197
申请日期
1999.08.03
申请人
* BOART LONGYEAR LIMITED;* JAMA MINING EQUIPMENT AB
发明人
OLOF * NORDIN;JOHN * O'BRIEN;JAN * MARKLUND
分类号
E21B17/03;E21B17/042;(IPC1-7):B25D17/00
主分类号
E21B17/03
代理机构
代理人
主权项
地址
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