EU Trademark Classification EU17 Rubber and plastics goods Wool (Mineral -) Class 17 Wool (Mineral -) 38470 绝缘、隔热、隔音用矿棉 Chinese 绝缘、隔热、隔音用矿棉 English Wool (Mineral -) [insulator] Site ref. 38470 Class 17 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS) Name qualifier insulator