
Underground lighting in mining. Lighting-technological planning principles. Part 2: Coalfaces with shield support
NORM herausgegeben am 1.7.1996
Designation standards: ČSN 360050-2
Classification mark: 360050
Catalog number: 19862
Note: UNGÜLTIG
Publication date standards: 1.7.1996
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN