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经营范围
发明名称
ROTARY-TYPE AIR DAMPER UNIT OF BUILDING
摘要
申请公布号
KR101083835(B1)
申请公布日期
2011.11.18
申请号
KR20090085204
申请日期
2009.09.10
申请人
发明人
分类号
F24F7/04;F24F11/02;F24F13/28
主分类号
F24F7/04
代理机构
代理人
主权项
地址
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