EU Trademark Classification EU03 Cosmetics and cleaning preparations 下水道清洁制剂（7167） Class 03 Drain cleaning preparations 7167 下水道清洁制剂 Chinese 下水道清洁制剂 English Drain cleaning preparations Site ref. 7167 Class 03 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)