
Respiratory protective devices — Human factors — Part 7: Hearing and speech
NORMA vydaná dňa 24.3.2023
Designation standards: ISO 16976-7:2023
Publication date standards: 24.3.2023
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: International technical standard
Kategória: Technické normy ISO