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发明名称
Perfectionnements aux procédés de construction rapide et leurs applications
摘要
申请公布号
FR60725(E)
申请公布日期
1955.01.25
申请号
FRD60725
申请日期
1949.02.03
申请人
LA PREFAB
发明人
分类号
E04B2/02
主分类号
E04B2/02
代理机构
代理人
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