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发明名称
Vorrichtung zum Verankern von Spannstaeben mit Endgewinde, insbesondere fuer Spannbeton-Eisenbahnschwellen
摘要
申请公布号
DE1026509(B)
申请公布日期
1958.03.20
申请号
DE1952D012493
申请日期
1952.06.16
申请人
DUESSELDORFER EISENHUETTENGESELLSCHAFT
发明人
分类号
B28B23/04;E04C5/12
主分类号
B28B23/04
代理机构
代理人
主权项
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