BS 623:1940

Specification for colours for signal glasses for railway purposes.

NORMA vydaná dňa 20.5.1940

The information about the standard:

Designation standards: BS 623:1940
Note: NEPLATNÁ
Publication date standards: 20.5.1940
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS