EU Trademark Classification EU19 Building materials 窗用非金属防虫网（39874） Class 19 窗用非金属防虫网 39874 Chinese 窗用非金属防虫网 English Insect screens (Non-metallic -) for windows Site ref. 39874 Class 19 Included in Harmonised Database (HDB), Nice Alphabetical List, WIPO Madrid Goods and Services (MGS)