ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
D21H0017170000 Ketenes, e.g. ketene dimers 1
D21H0017180000 forming new compounds ; in situ, e.g. within the pulp or paper, by chemical reaction with itself, or other added substances 1
D21H0017190000 by reactions only involving carbon-to-carbon unsaturated bonds 1
D21H0017200000 Macromolecular organic compounds 1
D21H0017210000 of natural origin; Derivatives thereof 1
D21H0017220000 Proteins 1
D21H0017230000 Lignins 1
D21H0017240000 Polysaccharides 1
D21H0017250000 Cellulose 1
D21H0017260000 Ethers thereof 1
D21H0017270000 Esters thereof 1
D21H0017280000 Starch 1
D21H0017290000 cationic 1
D21H0017300000 Alginic acid or alginates 1
D21H0017310000 Gums 1