ČSN 257521 (257521)

NORMA vydána dne 6.12.1967

The information about the standard:

Designation standards: ČSN 257521
Classification mark: 257521
Note: NEPLATNÁ
Publication date standards: 6.12.1967
Approximate weight : 300 g (0.66 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN