BS 555:1935

Tungsten filament electric lamps (other than general service lamps).

NORMA vydaná dňa 1.12.1936

The information about the standard:

Designation standards: BS 555:1935
Note: NEPLATNÁ
Publication date standards: 1.12.1936
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS