ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
H02M0005293000 using semiconductor devices only 1
H02M0005297000 for conversion of frequency 1
H02M0005320000 by dynamic converters 1
H02M0005340000 using mechanical contact-making and -breaking parts 1
H02M0005360000 wherein the parts are rotating and collectors co-operate with brushes or rollers 1
H02M0005380000 by combination of static with dynamic converters; by combination of dynamo-electric with other dynamic or static converters 1
H02M0005400000 with intermediate conversion into dc 1
H02M0005420000 by static converters 1
H02M0005440000 using discharge tubes or semiconductor devices to convert the intermediate dc into ac 1
H02M0005443000 using devices of a thyratron or thyristor type requiring extinguishing means 1
H02M0005447000 using discharge tubes only 1
H02M0005450000 using semiconductor devices only 1
H02M0005451000 with automatic control of output voltage or frequency 1
H02M0005452000 with automatic control of output waveform 1
H02M0005453000 using devices of a triode or transistor type requiring continuous application of a control signal 1