Dust Respirator with air ventilating gap in the filter,申请号KR20080004731U-传众专利搜索

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发明名称	Dust Respirator with air ventilating gap in the filter
摘要
申请公布号	KR20090010452(U)	申请公布日期	2009.10.14
申请号	KR20080004731U	申请日期	2008.04.10
申请人		发明人
分类号	A62B18/02	主分类号	A62B18/02
代理机构		代理人
主权项
地址

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