Special regulations for the determination of sound power of flares
NORM herausgegeben am 1.12.1989
Designation standards: ÖNORM S5052
Note: UNGÜLTIG
Publication date standards: 1.12.1989
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM