An Apparatus for natural exhaust of air in the room,申请号KR20090039752-传众专利搜索

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发明名称	An Apparatus for natural exhaust of air in the room
摘要
申请公布号	KR101094064(B1)	申请公布日期	2011.12.20
申请号	KR20090039752	申请日期	2009.05.07
申请人		发明人
分类号	F24F7/04;E04D13/143;F24F7/02	主分类号	F24F7/04
代理机构		代理人
主权项
地址

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