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发明名称
Perfectionnements aux attaches de rail suppressives du cheminement des rails et réguatrices de leur écartement pour voies de chemin de fer
摘要
申请公布号
FR1110667(A)
申请公布日期
1956.02.15
申请号
FRD1110667
申请日期
1952.10.30
申请人
发明人
KHALIL MUHAMMAD
分类号
E01B13/02
主分类号
E01B13/02
代理机构
代理人
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地址
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