EU Trademark Classification EU01 Chemicals Tempering preparations (Metal -) Class 01 Tempering preparations (Metal -) 5118 金属回火制剂 Chinese 金属回火制剂 English Tempering preparations (Metal -) Site ref. 5118 Class 01 Included in Harmonised Database (HDB), TM5 ID List, WIPO Madrid Goods and Services (MGS)