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发明名称
Устройство для управления стрелкой в системе электрической централизации
摘要
申请公布号
SU66831(A1)
申请公布日期
1945.11.30
申请号
SU19390342744
申请日期
1939.01.24
申请人
KUSKOV D.P.
发明人
KUSKOV D.P.
分类号
B61L7/06
主分类号
B61L7/06
代理机构
代理人
主权项
地址
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