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发明名称
Schottergleis mit optimal angepasster Kontaktfläche der Stahlschwelle
摘要
申请公布号
DE102009019681(B4)
申请公布日期
2013.05.02
申请号
DE20091019681
申请日期
2009.04.30
申请人
PAHNKE, ULF
发明人
PAHNKE, ULF
分类号
E01B2/00;E01B3/26
主分类号
E01B2/00
代理机构
代理人
主权项
地址
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