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经营范围
发明名称
Geschweisste Schienenstossverbindung, bei welcher zwischen Stosslaschen und Schienenenden Schweissmetall eingebracht ist
摘要
申请公布号
DE503509(C)
申请公布日期
1930.07.24
申请号
DENDATG067550D
申请日期
申请人
GESELLSCHAFT FUER ELEKTROSCHWEISSUNG M.B.H.
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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