EU Trademark Classification EU01 Chemicals 池塘养护用微生物（3745） Class 01 池塘养护用微生物 3745 Chinese 池塘养护用微生物 English Microorganisms for pond maintenance Site ref. 3745 Class 01 Included in Harmonised Database (HDB), TM5 ID List, WIPO Madrid Goods and Services (MGS)