EU Trademark Classification EU17 Rubber and plastics goods 绝缘用聚氨酯泡沫（37991） Class 17 绝缘用聚氨酯泡沫 37991 Chinese 绝缘用聚氨酯泡沫 English Polyurethane foam for insulating purposes Site ref. 37991 Class 17 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)