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经营范围
发明名称
Charpente sheed en béton armé
摘要
申请公布号
FR1289240(A)
申请公布日期
1962.03.30
申请号
FR19616941559
申请日期
1961.05.16
申请人
发明人
JOUBERT LOUIS, GABRIEL
分类号
E04B1/21;E04B7/12
主分类号
E04B1/21
代理机构
代理人
主权项
地址
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