DIN Standards Committee Optics and Precision Mechanics
DIN EN 134
Respiratory protective devices - Nomenclature of components; German and English version prEN 134:2021
Atemschutzgeräte - Benennungen von Einzelteilen; Deutsche und Englische Fassung prEN 134:2021
Responsible national committee
NA 027-02-04 AA - Occupational respiratory protective devices
Responsible european committee
CEN/TC 79/WG 1 - Terminology, Definitions, Classification, Selection Use and Maintainance