EU Trademark Classification EU19 Building materials 室内非金属百叶窗（39915） Class 19 室内非金属百叶窗 39915 Chinese 室内非金属百叶窗 English Interior non-metal window shutters Site ref. 39915 Class 19 Included in Harmonised Database (HDB), Nice Alphabetical List, WIPO Madrid Goods and Services (MGS)