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发明名称
Verfahren zum Hoeherlegen eingesunkener Betonfelder der Autobahn oder eingesunkener Schienentraeger u. dgl.
摘要
申请公布号
DE850902(C)
申请公布日期
1952.09.29
申请号
DE1950D003490
申请日期
1950.06.14
申请人
GLEIS- UND STRASSENBAU-TECHNIK G.M.B.H.
发明人
STEIN FRIEDRICH
分类号
E01B27/18;E01C23/10
主分类号
E01B27/18
代理机构
代理人
主权项
地址
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