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发明名称
Vorrichtung zur Verhinderung der Entlastung der vorauslaufenden Achsen beim Anfahren von elektrischen Gleisfahrzeugen mit Einzelachsantrieb
摘要
申请公布号
DE529301(C)
申请公布日期
1931.07.11
申请号
DE1929H124755D
申请日期
1929.12.25
申请人
OSKAR HELMHOLZ
发明人
分类号
B61C15/04
主分类号
B61C15/04
代理机构
代理人
主权项
地址
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