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经营范围
发明名称
Improvements in means for fastening railway rail chairs to sleepers
摘要
申请公布号
GB447892(A)
申请公布日期
1936.05.27
申请号
GB19360002326
申请日期
1936.01.24
申请人
MAX RUEPING
发明人
分类号
E01B9/08
主分类号
E01B9/08
代理机构
代理人
主权项
地址
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