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经营范围
发明名称
HARDMETALL-FJELLSKJAER.
摘要
申请公布号
NO912306(D0)
申请公布日期
1991.06.14
申请号
NO19910002306
申请日期
1991.06.14
申请人
SANDVIK AB;DIAMANT BOART STRATABIT SA
发明人
WALDENSTROEM, MATS;FISCHER, UDO;HILLERT, LARS;DENNIS, MAHLON
分类号
C22C29/08;E21B10/56;E21B10/573;(IPC1-7):E21B/
主分类号
C22C29/08
代理机构
代理人
主权项
地址
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