BS 1522:1949

Schedule of projector lamps.

NORMA vydaná dňa 20.1.1949

The information about the standard:

Designation standards: BS 1522:1949
Note: NEPLATNÁ
Publication date standards: 20.1.1949
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS