NORMA vydána dne 21.4.1964
Designation standards: ČSN 230510
Classification mark: 230510
Catalog number: 1685
Note: NEPLATNÁ
Publication date standards: 21.4.1964
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN