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发明名称
PAEL.
摘要
申请公布号
NO883801(A)
申请公布日期
1989.02.27
申请号
NO19880003801
申请日期
1988.08.25
申请人
LOEVAB LOEF OCH OESTLUND AB
发明人
LOEF UNO
分类号
E02D;E02D5/52;E02D7/00;E21B33/13;(IPC1-7):E02D/
主分类号
E02D
代理机构
代理人
主权项
地址
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