BS 777:1938

Film-strips, film slides and sub standard glass slides.

NORMA vydaná dňa 1.6.1938

The information about the standard:

Designation standards: BS 777:1938
Note: NEPLATNÁ
Publication date standards: 1.6.1938
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS