Choking coils, cores for choking coils; electric reactors, cores for electric reactors; electric current sensors, cores for electric current sensors; cores for electromagnetic solenoid, cores for electromagnetic solenoid valves; electronic power transformers, cores for electronic power transformers; inductors (electricity); electric voltage transformers; capacitors; electric resistances; choking coils for use in electrical apparatus, choking coils [impedance]; electric reactors for use in automobiles; current transformers for power distribution, electric power distribution apparatus and control apparatus; electric or magnetic testers; electric wires and cables; winding wires; electric coils, holders for electric coils, electromagnetic coils, magnetic coils; telecommunication apparatus, except those in the field of geolocation; magnetic cores; resistance wires; electrodes; electromagnetic measuring detectors.;