
International Electrotechnical Vocabulary (IEV) - Part 821: Signalling and security apparatus for railways
NORM herausgegeben am 19.1.2002
Designation standards: UNE 21302-821:2002
Publication date standards: 19.1.2002
The number of pages: 118
Approximate weight : 385 g (0.85 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE