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发明名称
Устройство для станционной блокировки
摘要
申请公布号
SU68053(A1)
申请公布日期
1946.11.30
申请号
SU19450004968
申请日期
1945.03.14
申请人
NATALEVICH E.E.
发明人
NATALEVICH E.E.
分类号
B61L21/04
主分类号
B61L21/04
代理机构
代理人
主权项
地址
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