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发明名称
Устройство для сигнализации о взрезе стрелок с гидравлической централизацией по системе Бианки Серветтаса
摘要
申请公布号
SU28524(A1)
申请公布日期
1932.12.31
申请号
SU19300080837
申请日期
1930.12.23
申请人
TATAROV L.E.
发明人
TATAROV L.E.
分类号
B61L5/10
主分类号
B61L5/10
代理机构
代理人
主权项
地址
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