BS 555:1939

Tungsten filament miscellaneous electric lamps.

NORMA vydaná dňa 5.4.1960

The information about the standard:

Designation standards: BS 555:1939
Note: NEPLATNÁ
Publication date standards: 5.4.1960
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS