EU Trademark Classification EU19 Building materials 屋面覆层用板岩（40649） Class 19 屋面覆层用板岩 40649 Chinese 屋面覆层用板岩 English Slates for roof cladding Site ref. 40649 Class 19 Included in Harmonised Database (HDB), Nice Alphabetical List, TM5 ID List, WIPO Madrid Goods and Services (MGS)