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发明名称
Verfahren zur Herstellung von mit Stahlbeton bewehrten Hohlstein-balken und Hohlstein zur Ausfuehrung des Verfahrens
摘要
申请公布号
DE841948(C)
申请公布日期
1952.06.23
申请号
DED841948
申请日期
1949.01.01
申请人
NICOLA LENGERSDORFF
发明人
NICOLA LENGERSDORFF;ERIKA LENGERSDORFF
分类号
E04C3/22
主分类号
E04C3/22
代理机构
代理人
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地址
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