EU Trademark Classification EU09 Scientific and electronic apparatus 内置放大器扬声器（22760） Class 09 内置放大器扬声器 22760 Chinese 内置放大器扬声器 English Loudspeakers with built in amplifiers Site ref. 22760 Class 09 Included in Harmonised Database (HDB), Nice Alphabetical List, TM5 ID List, WIPO Madrid Goods and Services (MGS)