[ Decorative magnets; Demagnetizers for demagnetizing ferrous metal objects; Electromagnetic apparatus used to generate or measure magnetic fields; Electromagnetic coils; Magnetic object detectors; ] Magnetic wires; Magnets; Measuring apparatus for temperature and humidity levels in gases and solid substances [ ; Surveying machines and instruments; Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and co...