EU Trademark Classification EU40 Treatment of materials 碳粉回收利用（66605） Class 40 Recycling of toner 66605 碳粉回收利用 Chinese 碳粉回收利用 English Recycling of toner Spanish reciclaje de tóner Site ref. 66605 Class 40 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)