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经营范围
发明名称
Improvements in or relating to railway rail fastenings
摘要
申请公布号
GB869833(A)
申请公布日期
1961.06.07
申请号
GB19580033955
申请日期
1958.10.23
申请人
THE TEMPERED SPRING COMPANY LIMITED;GERARD YOUNG
发明人
分类号
E01B9/48
主分类号
E01B9/48
代理机构
代理人
主权项
地址
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