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经营范围
发明名称
ROTODYNAMIC PUMP
摘要
申请公布号
PL134125(B1)
申请公布日期
1985.07.31
申请号
PL19810233281
申请日期
1981.10.01
申请人
发明人
分类号
F04D;F04D1/00;(IPC1-7):F04D1/00
主分类号
F04D
代理机构
代理人
主权项
地址
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