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经营范围
发明名称
élément de construction
摘要
申请公布号
FR1148827(A)
申请公布日期
1957.12.16
申请号
FRD1148827
申请日期
1956.02.29
申请人
发明人
LEFEVRE GEORGES-PIERRE
分类号
E04C2/08
主分类号
E04C2/08
代理机构
代理人
主权项
地址
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