Specification for high-pressure sodium vapour lamps.
NORMA vydána dne 28.9.1990
Designation standards: BS 6193:1990
Note: NEPLATNÁ
Publication date standards: 28.9.1990
The number of pages: 47
Approximate weight : 141 g (0.31 lbs)
Country: British technical standard
Kategorie: Technické normy BS