FILTER CARTRIDGE HAVING COVER FOR MASKING SERVICE LIFE INDICATOR,申请号EP20100778190-传众专利搜索

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发明名称	FILTER CARTRIDGE HAVING COVER FOR MASKING SERVICE LIFE INDICATOR
摘要
申请公布号	EP2432560(A2)	申请公布日期	2012.03.28
申请号	EP20100778190	申请日期	2010.05.17
申请人	3M INNOVATIVE PROPERTIES COMPANY	发明人	HOLMQUIST-BROWN, THOMAS W.;RAKOW, NEAL A.
分类号	A62B7/10;A62B18/02;A62B23/04;B01D27/08	主分类号	A62B7/10
代理机构		代理人
主权项
地址

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