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发明名称
FELSBOHRER
摘要
申请公布号
DE69402060(T2)
申请公布日期
1997.10.02
申请号
DE19946002060T
申请日期
1994.04.21
申请人
LEPPANEN, JARMO UOLEVI, GERMISTON, TRANSVAAL, ZA;BRIGGS, ROGER ROBARTS, KENILWORTH, WARWICKSHIRE, GB
发明人
LEPPANEN, JARMO UOLEVI, GERMISTON, TRANSVAAL, ZA;BRIGGS, ROGER ROBARTS, KENILWORTH, WARWICKSHIRE, GB
分类号
B25D16/00;B28D1/14;B28D1/26;E21B1/00;E21B1/26;E21B6/00;E21B19/24;(IPC1-7):E21B6/00;B25F5/02
主分类号
B25D16/00
代理机构
代理人
主权项
地址
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