Colours of gold alloys. Definition, range of colours and designation
NORM herausgegeben am 1.1.2001
Designation standards: STN EN 28654
Classification mark: 420654
Catalog number: 79966
Note: UNGÜLTIG
Publication date standards: 1.1.2001
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN