
Railway signalling symbols. Schematic symbols.
NORMA vydána dne 10.7.1951
Designation standards: BS 376-1:1951
Note: NEPLATNÁ
Publication date standards: 10.7.1951
The number of pages: 38
Approximate weight : 114 g (0.25 lbs)
Country: British technical standard
Kategorie: Technické normy BS