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经营范围
发明名称
Joints de rails et éclisses combinés
摘要
申请公布号
FR1059468(A)
申请公布日期
1954.03.25
申请号
FRD1059468
申请日期
1952.07.04
申请人
POOR & COMPANY
发明人
分类号
E01B11/04
主分类号
E01B11/04
代理机构
代理人
主权项
地址
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