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发明名称
Procédé et appareillage pour la fabrication de poutres et poteaux en béton armé précontraint
摘要
申请公布号
FR83293(E)
申请公布日期
1964.07.17
申请号
FR19636943459
申请日期
1963.03.21
申请人
SOLYTRA
发明人
分类号
E04C5/12
主分类号
E04C5/12
代理机构
代理人
主权项
地址
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