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发明名称
Disposition pour les commandes d'aiguilles et l'analogue dans le domaine de la sécurité des chemins de fer
摘要
申请公布号
FR1099941(A)
申请公布日期
1955.09.14
申请号
FRD1099941
申请日期
1953.11.17
申请人
SIEMENS & HALSKE A. G.
发明人
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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