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发明名称
IMPELLER FOR CENTRIFUGAL FAN
摘要
申请公布号
JPS5746096(A)
申请公布日期
1982.03.16
申请号
JP19800121088
申请日期
1980.09.03
申请人
HITACHI SEISAKUSHO KK
发明人
KOYATA SEIJI
分类号
F04D29/28;F04D29/30
主分类号
F04D29/28
代理机构
代理人
主权项
地址
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