
Jewellery - Fineness Of Precious Metal Alloys
出版:Polish Committee for Standardization

專家解讀視頻
1996 [16/12/1996]
EN 29202:1992 - Identical
ISO 9202:1991 - Identical
ISO 9202 : 2014 - Identical
EN 2199202 : 1992 - Identical
Jewellery - Fineness Of Precious Metal Alloys
出版:Polish Committee for Standardization
專家解讀視頻
1996 [16/12/1996]
EN 29202:1992 - Identical
ISO 9202:1991 - Identical
ISO 9202 : 2014 - Identical
EN 2199202 : 1992 - Identical