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发明名称
Schrauben- oder Propellerpumpe
摘要
申请公布号
DE501662(C)
申请公布日期
1930.07.05
申请号
DENDATK110434D
申请日期
申请人
FRIEDRICH KOESTER
发明人
分类号
F04D3/00;F04D29/22
主分类号
F04D3/00
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代理人
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