NA 027
DIN Standards Committee Optics and Precision Mechanics
Standards
[Withdrawn]
ISO 16972
ISO 16972
Respiratory protective devices - Terms, definitions, graphical symbols and units of measurement
Title (German)
Atemschutzgeräte - Begriffe, grafische Symbole und Messeinheiten
Responsible national committee
NA 027-02-04 AA - Occupational respiratory protective devices