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发明名称
Dispositif isolant pour brides de rail de chemins de fer à signalisation électrique
摘要
申请公布号
FR1531006(A)
申请公布日期
1968.06.28
申请号
FR19670113927
申请日期
1967.07.11
申请人
发明人
VIDAL MARIANO BADIA
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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