BS 2981:1975

Dimensional features of magnetic sound recording on perforated film.

NORMA vydána dne 1.1.1975

The information about the standard:

Designation standards: BS 2981:1975
Note: NEPLATNÁ
Publication date standards: 1.1.1975
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS