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经营范围
发明名称
structure of boundary plate in crossflow fan
摘要
申请公布号
KR100789815(B1)
申请公布日期
2007.12.31
申请号
KR20020004250
申请日期
2002.01.24
申请人
发明人
分类号
F04D29/28
主分类号
F04D29/28
代理机构
代理人
主权项
地址
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