EU Trademark Classification EU01 Chemicals Inorganic glass binders for foundry moulds Class 01 Inorganic glass binders for foundry moulds 3424 铸型用无机玻璃粘结剂 Chinese 铸型用无机玻璃粘结剂 English Inorganic glass binders for foundry moulds Site ref. 3424 Class 01 Included in Harmonised Database (HDB)