ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
G01N0017000000 Investigating resistance of materials to the weather, to corrosion, or to light 1
G01N0017020000 Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement (G01N0017040000 takes precedence);; 1
G01N0017040000 Corrosion probes 1
G01N0019000000 Investigating materials by mechanical methods (G01N0003000000-G01N0017000000; take precedence);; 1
G01N0019020000 Measuring coefficient of friction between materials 1
G01N0019040000 Measuring adhesive force between materials, e.g. of sealing tape, of coating 1
G01N0019060000 Investigating by removing material, e.g. spark-testing 1
G01N0019080000 Detecting presence of flaws or irregularities 1
G01N0019100000 Measuring moisture content, e.g. by measuring change in length of hygroscopic filament; Hygrometers 1
G01N0021000000 Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light (G01N0003000000-G01N0019000000;  take precedence);; 1
G01N0021010000 Arrangements or apparatus for facilitating the optical investigation 1
G01N0021030000 Cuvette constructions 1
G01N0021050000 Flow-through cuvettes (G01N0021090000 takes precedence);; 1
G01N0021070000 Centrifugal type cuvettes (G01N0021090000 takes precedence);; 1
G01N0021090000 adapted to resist hostile environments or corrosive or abrasive materials 1