ข้อมูลสัญลักษณ์จำแนกการออกแบบผลิตภัณฑ์ระหว่างประเทศ


รหัส / code คำอธิบาย / code name Version
G01R0001180000 Screening arrangements against electric or magnetic fields, e.g. against earth's field 1
G01R0001200000 Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments 1
G01R0001220000 Tong testers acting as secondary windings of current transformers 1
G01R0001240000 Transmission-line, e.g. waveguide, measuring sections, e.g. slotted section 1
G01R0001260000 with linear movement of probe 1
G01R0001280000 Provision in measuring instruments for reference values, e.g. standard voltage, standard waveform 1
G01R0001300000 Structural combination of electric measuring instruments with basic electronic circuits, e.g. with amplifier 1
G01R0001360000 Overload-protection arrangements or circuits for electric measuring instruments 1
G01R0001380000 Arrangements for altering the indicating characteristic, e.g. by modifying the air gap 1
G01R0001400000 Modifications of instruments to indicate the maximum or the minimum value reached in a time interval, e.g. by maximum indicator pointer 1
G01R0001420000 thermally operated 1
G01R0001440000 Modifications of instruments for temperature compensation 1
G01R0003000000 Apparatus or processes specially adapted for the manufacture of measuring instruments 1
G01R0005000000 Instruments for converting a single current or a single voltage into a mechanical displacement 1
G01R0005020000 Moving-coil instruments 1