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发明名称
Рабочее колесо центробежного насоса
摘要
申请公布号
SU57708(A1)
申请公布日期
1939.11.30
申请号
SU19390000230
申请日期
1939.07.19
申请人
GAJDUKOV P.P.
发明人
GAJDUKOV P.P.
分类号
F04D7/04;F04D29/24
主分类号
F04D7/04
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代理人
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