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经营范围
发明名称
Procédé de fabrication de poutres en acier, munies d'un revêtement de béton et reliées à celui-ci de façon rigide en un appareil porteur composite
摘要
申请公布号
FR1024195(A)
申请公布日期
1953.03.30
申请号
FRD1024195
申请日期
1950.09.01
申请人
FRIED. KRUPP STAHLBAU
发明人
分类号
E01D2/02;E04B5/29;E04B5/40
主分类号
E01D2/02
代理机构
代理人
主权项
地址
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