EU Trademark Classification EU01 Chemicals 油类稳定剂（4911） Class 01 Stabilisers for oils 4911 油类稳定剂 Chinese 油类稳定剂 English Stabilisers for oils Site ref. 4911 Class 01 Included in Harmonised Database (HDB), Nice Alphabetical List, WIPO Madrid Goods and Services (MGS)