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发明名称
Relais à trois positions applicable notamment aux installations de sécurité pour les chemins de fer
摘要
申请公布号
FR781306(A)
申请公布日期
1935.05.13
申请号
FRD781306
申请日期
1934.11.16
申请人
VEREINIGTE EISENBAHN-SIGNALWERKE GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
发明人
分类号
H01H50/64
主分类号
H01H50/64
代理机构
代理人
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