
Graphical symbols for electrical power, telecommunications and electronics diagrams. Symbols peculiar to electric traction diagrams.
NORM herausgegeben am 15.4.1972
Designation standards: BS 3939SECTION28:1972
Note: UNGÜLTIG
Publication date standards: 15.4.1972
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS