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发明名称
Tie plate and spring clip
摘要
申请公布号
US2205584(A)
申请公布日期
1940.06.25
申请号
US19380222986
申请日期
1938.08.04
申请人
POOR & COMPANY
发明人
WARR HAROLD G.
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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