BS 33:1906

Carbon filament glow lamps.

NORMA vydána dne 1.12.1906

The information about the standard:

Designation standards: BS 33:1906
Note: NEPLATNÁ
Publication date standards: 1.12.1906
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS