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发明名称
Спускной кран для паровозных котлов
摘要
申请公布号
SU48347(A1)
申请公布日期
1936.08.31
申请号
SU19360183739
申请日期
1936.01.04
申请人
GONCHAROV F.P.
发明人
GONCHAROV F.P.
分类号
F22B37/54;F16K1/18;F22B13/14
主分类号
F22B37/54
代理机构
代理人
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