EU Trademark Classification EU01 Chemicals 化学汽油添加剂（1856） Class 01 Chemical petrol additives 1856 化学汽油添加剂 Chinese 化学汽油添加剂 English Chemical petrol additives Site ref. 1856 Class 01 Included in Harmonised Database (HDB), TM5 ID List, WIPO Madrid Goods and Services (MGS)