EU Trademark Classification EU12 Vehicles Friction wheel transmissions for land vehicles Class 12 Friction wheel transmissions for land vehicles 31903 陆地车辆用摩擦轮传动装置 Chinese 陆地车辆用摩擦轮传动装置 English Friction wheel transmissions for land vehicles Site ref. 31903 Class 12 Included in Harmonised Database (HDB)