Respiratory protective devices - Self-contained closed-circuit breathing apparatus compressed oxygen or compressed oxygen-nitrogen type - Requirements, testing, marking; German version EN 145:1997— 23 стр.
Respiratory protective devices; self-contained closed-circuit compressed oxygen breathing apparatus for special use; requirements, testing, marking; german version EN 145-2:1992— 4 стр.
Respiratory protective devices; self-contained closed-circuit compressed oxygen breathing apparatus for special use; requirements, testing, marking; german version EN 145-2:1992— 4 стр.