Photographic materials. Determination of speed of black and white and colour materials on a clear base
NORM herausgegeben am 8.5.1985
Designation standards: ČSN 666620
Classification mark: 666620
Catalog number: 30335
Note: UNGÜLTIG
Publication date standards: 8.5.1985
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN