CEN/TC 211
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 9776 | EN ISO 11821:1997 | Acoustics - Measurement of the in situ sound attenuation of a removable screen (ISO 11821:1997) | Izstrādē |
| 9771 | prEN ISO 4869-5 | Acoustics - Measurement of performance characteristics of hearing protectors in impulsive noise | Izstrādē |
| 9812 | prEN ISO 4869-1 | Acoustics - Hearing protectors - Part 1: Subjective method for the measurement of sound attenuation | Izstrādē |
| 61468 | prEN ISO 12001 rev | Acoustics - Noise emitted by machinery and equipment - Rules for the drafting and presentation of a noise test code | Izstrādē |
Displaying 421-424 of 424 results.