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发明名称
PERFECCIONAMIENTOS EN BOMBAS CENTRIFUGAS
摘要
申请公布号
ES236422(A1)
申请公布日期
1958.01.16
申请号
ES19220002364
申请日期
1957.07.08
申请人
SIEMENS & HINSCH MBH
发明人
分类号
(IPC1-7):F04
主分类号
(IPC1-7):F04
代理机构
代理人
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