BS 850:1939

Definition of cinematograph ´safety´ film.

NORM herausgegeben am 22.5.1939

The information about the standard:

Designation standards: BS 850:1939
Note: UNGÜLTIG
Publication date standards: 22.5.1939
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technische Normen BS