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发明名称
ANKARBORR- OCH INSTAELLNINGSANORDNING.
摘要
申请公布号
FI80948(B)
申请公布日期
1990.04.30
申请号
FI19840002438
申请日期
1984.06.15
申请人
VEREINIGTE EDELSTAHLWERKE/AKTIENGESELLSCHAFT(VEW)
发明人
HOLTSCHULTE, ULRICH;KORTAN, OSKAR;SCHATZMAYR, GUSTAV;SCHOEN, KONRAD
分类号
E21B7/02;E21D20/00;(IPC1-7):E21D20/00;E21C11/00
主分类号
E21B7/02
代理机构
代理人
主权项
地址
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