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发明名称
Improved means for anchoring railway rails
摘要
申请公布号
GB329925(A)
申请公布日期
1930.05.29
申请号
GB19290027057
申请日期
1929.09.05
申请人
BORIS PAWLOWICH ANDREYANOFF
发明人
分类号
E01B13/00
主分类号
E01B13/00
代理机构
代理人
主权项
地址
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