NORMA vydána dne 20.4.1955
Designation standards: ČSN 229650
Classification mark: 229650
Catalog number: 1651
Note: NEPLATNÁ
Publication date standards: 20.4.1955
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN