BS 865:1939

70 mm perforated film for recording purposes.

NORMA vydaná dňa 1.1.1939

The information about the standard:

Designation standards: BS 865:1939
Note: NEPLATNÁ
Publication date standards: 1.1.1939
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS