Norm
[NEU]
UNE-EN 352-9+A1
UNE-EN 352-9+A1
Hearing protectors - Safety requirements - Part 9: Earplugs with safety-related audio input (Endorsed by Asociación Española de Normalización in May of 2024.)
Titel (englisch)
Hearing protectors - Safety requirements - Part 9: Earplugs with safety-related audio input (Endorsed by Asociación Española de Normalización in May of 2024.)