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发明名称
Track-to-tie connector for railways
摘要
申请公布号
US2858078(A)
申请公布日期
1958.10.28
申请号
US19540450074
申请日期
1954.08.16
申请人
FAIRCHOK ANDREW D
发明人
FAIRCHOK ANDREW D.
分类号
E01B9/64
主分类号
E01B9/64
代理机构
代理人
主权项
地址
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