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经营范围
发明名称
AN ELECTRIC BLOWER
摘要
申请公布号
GB8925972(D0)
申请公布日期
1990.01.04
申请号
GB19890025972
申请日期
1989.11.16
申请人
HITACHI LTD
发明人
分类号
F04D25/08;(IPC1-7):G11B27/00
主分类号
F04D25/08
代理机构
代理人
主权项
地址
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