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发明名称
Verfahren zum Schweissen von Schienenstoessen mittels der elektrischen Lichtbogenschweissung
摘要
申请公布号
DE639665(C)
申请公布日期
1936.12.10
申请号
DE1932K130640D
申请日期
1932.08.11
申请人
KLOECKNER-WERKE A.-G.
发明人
分类号
E01B11/50
主分类号
E01B11/50
代理机构
代理人
主权项
地址
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