ČSN 670521 (670521)

NORMA vydaná dňa 14.1.1977

The information about the standard:

Designation standards: ČSN 670521
Classification mark: 670521
Catalog number: 5054
Note: NEPLATNÁ
Publication date standards: 14.1.1977
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Kategória: Technické normy ČSN