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发明名称
SCHIENENKONSTRUKTION OHNE SCHIENENSTEG UND SCHIENENFUSS
摘要
申请公布号
DD207389(A1)
申请公布日期
1984.02.29
申请号
DD19820237375
申请日期
1982.02.12
申请人
SCHROEDER,KARL,DD
发明人
SCHROEDER,KARL,DD
分类号
E01B9/04;(IPC1-7):E01B9/04
主分类号
E01B9/04
代理机构
代理人
主权项
地址
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