
Specification for low pressure sodium vapour lamps.
NORMA vydána dne 13.12.1990
Designation standards: BS 3767:1990
Note: NEPLATNÁ
Publication date standards: 13.12.1990
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: British technical standard
Kategorie: Technické normy BS