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经营范围
发明名称
Joint de rails isolé
摘要
申请公布号
FR38616(E)
申请公布日期
1931.06.22
申请号
FRD38616
申请日期
1930.05.31
申请人
COMPAGNIE DE SIGNAUX ET D'ENTREPRISES ELECTRIQUES
发明人
分类号
E01B11/54
主分类号
E01B11/54
代理机构
代理人
主权项
地址
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