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发明名称
Construction entière et complète de plancher en béton armé à l'aide de poutrelles préfabriquées
摘要
申请公布号
FR943343(A)
申请公布日期
1949.03.04
申请号
FRD943343
申请日期
1947.03.17
申请人
发明人
RICHET PROSPER
分类号
E04B5/06;E04B5/23
主分类号
E04B5/06
代理机构
代理人
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