EU Trademark Classification EU07 Machinery Screw pulley blocks Class 07 Screw pulley blocks 17477 螺旋滑轮组（机器部件） Chinese 螺旋滑轮组（机器部件） English Screw pulley blocks [parts of machines] Site ref. 17477 Class 07 Included in Harmonised Database (HDB) Name qualifier parts of machines