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发明名称
Einrichtung in Signalanlagen zur gleichzeitigen UEberwachung von drei an einem Punkt zusammenfuehrenden Leitungen
摘要
申请公布号
DE944139(C)
申请公布日期
1956.06.07
申请号
DE1952S030896
申请日期
1952.10.31
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
LENTZ DIPL.-ING. GUENTHER
分类号
B61L5/06
主分类号
B61L5/06
代理机构
代理人
主权项
地址
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