EU Trademark Classification EU19 Building materials 耐火砂浆（非金属）（40429） Class 19 Refractory mortars [non-metallic] 40429 耐火砂浆（非金属） Chinese 耐火砂浆（非金属） English Refractory mortars [non-metallic] Site ref. 40429 Class 19 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)