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发明名称
Selbstansaugende Umlaufpumpe
摘要
申请公布号
DE725637(C)
申请公布日期
1942.09.25
申请号
DE1940H163712D
申请日期
1940.11.12
申请人
ING. FRANTISEK HEJDUK;DR. JAN NEUMANN
发明人
HEJDUK ING. FRANTISEK;NEUMANN DR. JAN
分类号
F04D5/00
主分类号
F04D5/00
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代理人
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