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发明名称
VERBAUEINHEIT FUER SCHMALE BAUGRUBEN
摘要
申请公布号
DD270942(A1)
申请公布日期
1989.08.16
申请号
DD19880313087
申请日期
1988.02.22
申请人
HOCHSCHULE FUER VERKEHRS WESEN "FRIEDRICH LIST" DRESDEN,DD
发明人
BODEN,ANDREAS,DD;GOEBEL,CLAUS,DD
分类号
E02D17/04;(IPC1-7):E02D17/04
主分类号
E02D17/04
代理机构
代理人
主权项
地址
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