ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H05B0033280000 of translucent electrodes 1
H05B0035000000 Electric light sources using a combination of different types of light generation 1
H05B0037000000 Circuit arrangements for electric light sources in general 1
H05B0037020000 Controlling 1
H05B0037030000 Detecting lamp failure 1
H05B0037040000 Circuits providing for substitution of the light source in case of its failure 1
H05B0039000000 Circuit arrangements or apparatus for operating incandescent light sources and not adapted to a particular application 1
H05B0039020000 Switching-on, e.g. with predetermined rate of increase of lighting current 1
H05B0039040000 Controlling 1
H05B0039060000 Switching arrangements, e.g. from series operation to parallel operation 1
H05B0039080000 by shifting phase of trigger voltage applied to gas-filled controlling tubes 1
H05B0039090000 in which the lamp is fed by pulses 1
H05B0039100000 Circuits providing for substitution of the light source in case of its failure 1
H05B0041000000 Circuit arrangements or apparatus for igniting or operating discharge lamps 1
H05B0041020000 Details 1