EU Trademark Classification EU41 Education and entertainment 制作专业讲座分发的课程材料（68775） Class 41 制作专业讲座分发的课程材料 68775 Chinese 制作专业讲座分发的课程材料 English Production of course material distributed at professional lectures Site ref. 68775 Class 41 Included in Harmonised Database (HDB)