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经营范围
发明名称
Einfaches Herzstueck fuer Weichen und Kreuzungen
摘要
申请公布号
DE956852(C)
申请公布日期
1957.01.24
申请号
DE1954M023876
申请日期
1954.07.23
申请人
MASCHINENFABRIK DEUTSCHLAND A.G.
发明人
WULFERT GUSTAV
分类号
E01B7/12
主分类号
E01B7/12
代理机构
代理人
主权项
地址
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