EU Trademark Classification EU01 Chemicals 氧氮化铝（1145） Class 01 氧氮化铝 1145 Chinese 氧氮化铝 English Aluminium oxynitride Site ref. 1145 Class 01 Included in Harmonised Database (HDB), Nice Alphabetical List, TM5 ID List, WIPO Madrid Goods and Services (MGS)