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经营范围
发明名称
Nahtschweissverbindung, insbesondere fuer Schienenstoesse
摘要
申请公布号
DE523810(C)
申请公布日期
1931.04.28
申请号
DE1927H110876D
申请日期
1927.04.05
申请人
GESELLSCHAFT FUER WIRTSCHAFTLICHEN BAHNOBERBAU 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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