EU Trademark Classification EU01 Chemicals 树木嫁接用胶泥（3630） Class 01 Mastic (Grafting -) for trees 3630 树木嫁接用胶泥 Chinese 树木嫁接用胶泥 English Mastic (Grafting -) for trees Site ref. 3630 Class 01 Included in Harmonised Database (HDB)