EU Trademark Classification EU41 Education and entertainment 有关工业风险的技术培训（69775） Class 41 有关工业风险的技术培训 69775 Chinese 有关工业风险的技术培训 English Technical training relating to industrial risk Site ref. 69775 Class 41 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)