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经营范围
发明名称
élément de construction léger ayant la forme d'une plaque
摘要
申请公布号
FR1003164(A)
申请公布日期
1952.03.14
申请号
FRD1003164
申请日期
1946.12.11
申请人
发明人
HARTUNG ARTHUR
分类号
E04C2/34
主分类号
E04C2/34
代理机构
代理人
主权项
地址
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