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发明名称
GRABENVERBAUVORRICHTUNG
摘要
申请公布号
DE8204504(U1)
申请公布日期
1982.07.22
申请号
DE19820004504U
申请日期
1982.02.18
申请人
KRINGS, JOSEF, 5138 HEINSBERG, DE
发明人
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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