EU Trademark Classification EU41 Education and entertainment 有关岩土工程的技术培训（69772） Class 41 有关岩土工程的技术培训 69772 Chinese 有关岩土工程的技术培训 English Technical training relating to geotechnics Site ref. 69772 Class 41 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)