ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
B21K0001680000 from round or profiled bars 1
B21K0001700000 of special shape, e.g. self-locking nuts, wing nuts 1
B21K0001720000 hooks, e.g. crane hooks, railway track spikes (making nails in general B21G) 1
B21K0001740000 forked members or members with two or more limbs, e.g. U-bolts, anchors 1
B21K0001760000 elements not mentioned in one of the preceding groups 1
B21K0003000000 Making engine or like machine parts not covered by ; B21K0001000000; Making propellers or the like 1
B21K0003020000 cylinder heads 1
B21K0003040000 blades, e.g. for turbines; Upsetting of blade roots 1
B21K0005000000 Making tools or tool parts, e.g. pliers 1
B21K0005020000 drilling-tools or other tools for making or working on holes 1
B21K0005040000 twisting-tools, e.g. drills, reamers 1
B21K0005060000 Dressing, e.g. sharpening rock drills 1
B21K0005080000 drifting tools 1
B21K0005100000 Forming drill-bit shanks 1
B21K0005120000 other cutting tools (cutlery wares B21K0011000000) 1