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经营范围
发明名称
Elektromagnetische Zugbeeinflussungsvorrichtung
摘要
申请公布号
DE499956(C)
申请公布日期
1930.06.14
申请号
DE1929K113084D
申请日期
1929.01.24
申请人
KNORR-BREMSE AKT.-GES.
发明人
分类号
B61L3/12
主分类号
B61L3/12
代理机构
代理人
主权项
地址
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