EU Trademark Classification EU01 Chemicals Glass (Preparations for preventing the tarnishing of -) Class 01 Glass (Preparations for preventing the tarnishing of -) 3284 防止玻璃失去光泽的制剂 Chinese 防止玻璃失去光泽的制剂 English Glass (Preparations for preventing the tarnishing of -) Site ref. 3284 Class 01 Included in Harmonised Database (HDB)