
Rules for directions and mathematical prefixes in the electrotechnical field
NORM herausgegeben am 15.9.1956
Designation standards: ÖNORM A6421
Note: UNGÜLTIG
Publication date standards: 15.9.1956
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM