Specification for mouthpiece assemblies for respiratory protective devices.
NORM herausgegeben am 31.7.1990
Designation standards: BS 7309:1990
Note: UNGÜLTIG
Publication date standards: 31.7.1990
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Kategorie: Technische Normen BS