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发明名称
Видоизменение раздвижного паровозного золотника
摘要
申请公布号
SU19415(A1)
申请公布日期
1931.02.28
申请号
SU19290055984
申请日期
1929.10.08
申请人
TROFIMOV I.O.
发明人
TROFIMOV I.O.
分类号
F16K11/16
主分类号
F16K11/16
代理机构
代理人
主权项
地址
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