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经营范围
发明名称
Securing means for rails in railway tracks
摘要
申请公布号
GB703129(A)
申请公布日期
1954.01.27
申请号
GB19520002427
申请日期
1952.01.29
申请人
HERMANN MEIER
发明人
分类号
E01B9/10
主分类号
E01B9/10
代理机构
代理人
主权项
地址
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