EU Trademark Classification EU09 Scientific and electronic apparatus 臭氧化器（臭氧发生器）（23432） Class 09 臭氧化器（臭氧发生器） 23432 Chinese 臭氧化器（臭氧发生器） English Ozonisers [ozonators] Site ref. 23432 Class 09 Included in Harmonised Database (HDB), Nice Alphabetical List, TM5 ID List, WIPO Madrid Goods and Services (MGS)