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经营范围
发明名称
Hartmetallplatte und damit bestückter Gesteinsbohrer
摘要
申请公布号
DE4406513(A1)
申请公布日期
1995.08.31
申请号
DE19944406513
申请日期
1994.02.28
申请人
PLICA WERKZEUGFABRIK AG, MOLLIS, CH
发明人
JENNY, RUDOLF, MOLLIS, CH
分类号
E21B10/40;E21B10/58;(IPC1-7):B23B27/16;B23B51/00;B28D1/14
主分类号
E21B10/40
代理机构
代理人
主权项
地址
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