ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
G01N0027407000 for investigating or analysing gases 1
G01N0027409000 Oxygen concentration cells 1
G01N0027410000 Oxygen pumping cells 1
G01N0027411000 for investigating or analysing of liquid metals 1
G01N0027413000 Concentration cells using liquid electrolytes 1
G01N0027414000 Ion-sensitive or chemical field-effect transistors, i.e. ISFETS or CHEMFETS 1
G01N0027416000 Systems (G01N0027270000 takes precedence);; 1
G01N0027417000 using cells and probes with solid electrolytes 1
G01N0027419000 Measuring voltages or currents with a combination of oxygen pumping cells and oxygen concentration cells 1
G01N0027420000 Measuring deposition or liberation of materials from an electrolyte; Coulometry, i.e. measuring coulomb-equivalent of material in an electrolyte 1
G01N0027440000 using electrolysis to generate a reagent, e.g. for titration 1
G01N0027447000 using electrophoresis 1
G01N0027453000 Cells therefor 1
G01N0027480000 using polarography, i.e. measuring changes in current under a slowly-varying voltage 1
G01N0027490000 Systems involving the determination of the current at a single specific value, or small range of values, of applied voltage for producing selective measurement of one or more particular ionic species 1