Acoustics. Pure tone air conduction threshold audiometry for hearing conservation purposes
NORM herausgegeben am 1.2.2001
Designation standards: STN EN 26189
Classification mark: 011629
Catalog number: 81094
Note: UNGÜLTIG
Publication date standards: 1.2.2001
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN