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发明名称
Gerät zum Anspannen von längsbeweglich in einem Betonkörper, insbesondere einer Eisenbahnschwelle aus Beton, eingebetteten Stahlstäben und zum Nachziehen der diese dann verankernden Mutter
摘要
申请公布号
AT170321(B)
申请公布日期
1952.02.11
申请号
ATD170321
申请日期
1950.01.02
申请人
DYCKERHOFF & WIDMANN KOMMANDITGESELLSCHAFT
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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