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                    Certificate Number: CE 769431
                    
                        Scope: Filtering Masks To EN 149:2001 + A1:2009
See Continuation Sheets For Details 
                
| Original Registration Date | Effective Date | Last Revision Date | Expiry Date | 
|---|---|---|---|
| 2022-08-09 | 2022-08-09 | 2022-08-09 | 2027-08-09 |