ČSN 491531 (491531)

NORMA vydána dne 10.3.1971

The information about the standard:

Designation standards: ČSN 491531
Classification mark: 491531
Catalog number: 4286
Note: NEPLATNÁ
Publication date standards: 10.3.1971
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN