EU Trademark Classification EU01 Chemicals Inorganic glass binders for foundry cores Class 01 Inorganic glass binders for foundry cores 3428 铸造型芯用无机玻璃粘结剂 Chinese 铸造型芯用无机玻璃粘结剂 English Inorganic glass binders for foundry cores Site ref. 3428 Class 01 Included in Harmonised Database (HDB)