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发明名称
Rail joint connection
摘要
申请公布号
US1850163(A)
申请公布日期
1932.03.22
申请号
US19300476581
申请日期
1930.08.20
申请人
GUSTAVE YSEBOODT
发明人
YSEBOODT GUSTAVE
分类号
E01B11/08
主分类号
E01B11/08
代理机构
代理人
主权项
地址
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