NA 027
DIN Standards Committee Optics and Precision Mechanics
DIN 58652-4 [CURRENT] referenced in following documents:
| Document number | Edition | Title |
|---|---|---|
| BGI 693 | 2001-05 | BG-Information - Verzeichnis zertifizierter Atemschutzgeräte More |
| DIN 58652-1 | 1997-10 | Respiratory protective devices - Self-contained closed-circuit breathing apparatus - Part 1: Short duration-chemical oxygen (KO₂) generating type for moderate work rates; requirements, testing, marking More |
