发明名称 PERSONAL RESPIRATORY PROTECTION DEVICE
摘要 The present invention relates to a personal respiratory protection device, in particular, such a device comprising a respirator body having a periphery, a filter media, forming at least part of the respirator body, and a gasket, the gasket being located at the periphery and extending along at least a portion of its length.
申请公布号 CA2921358(A1) 申请公布日期 2015.02.26
申请号 CA20142921358 申请日期 2014.08.13
申请人 3M INNOVATIVE PROPERTIES COMPANY 发明人 WALKER, GARRY J.
分类号 A62B23/02;A41D13/11 主分类号 A62B23/02
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