NA 027
DIN Standards Committee Optics and Precision Mechanics
Pre-standard
[Withdrawn]
DIN 58682
DIN 58682
Gold coatings for jewellery; definitions, marking
Title (German)
Goldauflagen für Schmuck; Begriffe, Kennzeichnung
Procedure
VN
Responsible national committee
NA 027 - DIN Standards Committee Optics and Precision Mechanics