BS 559:1938

Electric signs and luminous-discharge-tube installations.

NORMA vydána dne 1.9.1947

The information about the standard:

Designation standards: BS 559:1938
Note: NEPLATNÁ
Publication date standards: 1.9.1947
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS