Gold alloy sheets and bands for jewelers. Technical delivery terms
STANDARD published on 25.8.1976
Designation standards: ČSN 421396
Classification mark: 421396
Catalog number: 3731
Publication date standards: 25.8.1976
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Czech technical standard
Category: Technical standards ČSN