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发明名称
VERBINDUNGSELEMENT ZWISCHEN HYDRAULISCHEN AUSBAUEINHEITEN UND DEM STREBFOERDERMITTEL
摘要
申请公布号
DE1583799(B2)
申请公布日期
1976.05.20
申请号
DE19681583799
申请日期
1968.02.23
申请人
发明人
分类号
E21D23/08;(IPC1-7):E21D23/08;E21F13/08
主分类号
E21D23/08
代理机构
代理人
主权项
地址
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