Opening and closing apparatus for ventilating hole of ventilating fan,申请号KR20080089738-传众专利搜索

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发明名称	Opening and closing apparatus for ventilating hole of ventilating fan
摘要
申请公布号	KR101023492(B1)	申请公布日期	2011.03.21
申请号	KR20080089738	申请日期	2008.09.11
申请人		发明人
分类号	F24F13/08;F24F7/00;F24F13/00	主分类号	F24F13/08
代理机构		代理人
主权项
地址

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