BS 667:1945

Photoelectric type portable photometers.

NORMA vydaná dňa 7.12.1945

The information about the standard:

Designation standards: BS 667:1945
Note: NEPLATNÁ
Publication date standards: 7.12.1945
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS