BS 469:1939

Specification for electric lamps for railway signalling.

NORM herausgegeben am 1.1.1952

The information about the standard:

Designation standards: BS 469:1939
Note: UNGÜLTIG
Publication date standards: 1.1.1952
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS