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发明名称
Device to signal axels of the rail head
摘要
申请公布号
PL117252(U1)
申请公布日期
2009.08.03
申请号
PL20080117252U
申请日期
2008.01.28
申请人
POLITECHNIKA OPOLSKA
发明人
ANIGACZ WOJCIECH
分类号
G01C15/00;E01B35/00
主分类号
G01C15/00
代理机构
代理人
主权项
地址
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