EU Trademark Classification EU19 Building materials 配制混凝土用砂（40572） Class 19 配制混凝土用砂 40572 Chinese 配制混凝土用砂 English Sands for use in preparing concretes Site ref. 40572 Class 19 Included in Harmonised Database (HDB), Nice Alphabetical List, WIPO Madrid Goods and Services (MGS)