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发明名称
TRENCH-SHORING DEVICE
摘要
申请公布号
EP0167114(A3)
申请公布日期
1986.07.16
申请号
EP19850107977
申请日期
1985.06.27
申请人
KRINGS INTERNATIONAL GMBH & CO KG
发明人
KRINGS, JOSEF
分类号
E02D17/08;(IPC1-7):E02D17/08
主分类号
E02D17/08
代理机构
代理人
主权项
地址
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