TCVN 5543-1991
Colour of gold alloys.Definitions,range of colours and desinstion

Standard No.

TCVN 5543-1991

Release Date

2008

Published By

VN-TCVN

Latest

TCVN 5543-1991

TCVN 5543-1991 history

• 2008 TCVN 5543-1991 Colour of gold alloys.Definitions,range of colours and desinstion