EU Trademark Classification EU11 Lighting, heating and air conditioning 农业用水过滤器（设施）（30994） Class 11 农业用水过滤器（设施） 30994 Chinese 农业用水过滤器（设施） English Water filters [installations] for agricultural purposes Site ref. 30994 Class 11 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)