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发明名称
Vorrichtung zum Schleifen von Schienenstoessen
摘要
申请公布号
DE505755(C)
申请公布日期
1930.08.25
申请号
DENDATR077408D
申请日期
申请人
NICOLAUS RUDY
发明人
分类号
E01B31/17
主分类号
E01B31/17
代理机构
代理人
主权项
地址
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