EU Trademark Classification EU09 Scientific and electronic apparatus 等离子显示屏用滤光片（23359） Class 09 等离子显示屏用滤光片 23359 Chinese 等离子显示屏用滤光片 English Optical filters for plasma display panel Site ref. 23359 Class 09 Included in Harmonised Database (HDB), TM5 ID List, WIPO Madrid Goods and Services (MGS)