EU Trademark Classification EU42 Scientific and technological services 陆地车辆内燃机规划（设计）（71657） Class 42 陆地车辆内燃机规划（设计） 71657 Chinese 陆地车辆内燃机规划（设计） English Planning [design] of internal combustion engines for land vehicles Site ref. 71657 Class 42 Included in Harmonised Database (HDB)