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发明名称
BALLAST CLEANER RAKING OUT DEVICE
摘要
申请公布号
RU2239015(C2)
申请公布日期
2004.10.27
申请号
RU20000115629
申请日期
2000.06.15
申请人
发明人
SUZDAL SKIJ S O;LIKHTIN A G
分类号
E01B27/04;E01B27/11
主分类号
E01B27/04
代理机构
代理人
主权项
地址
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