NORMA vydána dne 8.12.1958
Designation standards: ČSN 931509
Classification mark: 931509
Catalog number: 6163
Note: NEPLATNÁ
Publication date standards: 8.12.1958
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN