| 发明名称 |
PREFILTER COVER FOR BIDIRECTIONAL-AIRFLOW RESPIRATOR CARTRIDGE |
| 摘要 |
A prefilter cover for a bidirectional-airflow respirator cartridge, the prefilter cover including front and rear clamshell portions that are flexibly connected by a flexible connecting member. |
| 申请公布号 |
EP3145596(A1) |
申请公布日期 |
2017.03.29 |
| 申请号 |
EP20150795965 |
申请日期 |
2015.05.08 |
| 申请人 |
3M Innovative Properties Company |
发明人 |
DWYER, Gary E.;LEGARE, Pierre |
| 分类号 |
A62B23/00;A62B19/00 |
主分类号 |
A62B23/00 |
| 代理机构 |
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代理人 |
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