
Axial-flow fans for separate ventilation in mines. Test methods
NORM herausgegeben am 1.9.1986
Designation standards: STN 122013
Classification mark: 122013
Catalog number: 52975
Note: UNGÜLTIG
Publication date standards: 1.9.1986
Approximate weight : 21 g (0.05 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN