ČSN 640931 (640931)

NORMA vydána dne 20.8.1967

The information about the standard:

Designation standards: ČSN 640931
Classification mark: 640931
Note: NEPLATNÁ
Publication date standards: 20.8.1967
Approximate weight : 300 g (0.66 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN