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经营范围
发明名称
éléments préparés à l'avance pour des planchers
摘要
申请公布号
FR45975(E)
申请公布日期
1936.01.17
申请号
FRD45975
申请日期
1935.03.18
申请人
发明人
MICHEL ROBIN ALPHONSE, EMILE,
分类号
E04B5/26
主分类号
E04B5/26
代理机构
代理人
主权项
地址
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