9 ELECTRICAL AND ELECTRONIC APPARATUS, NAMELY, BATTERIES FOR HEARING AIDS, INDUCTORS, COMPRESSORS FOR HEARING AIDS, SWITCHES, CONDUCTORS, CLIPS, ELECTRICAL WIRE, AMPLIFIERS, CELLS, INSULATORS, INVERTERS, MAGNETS, RESISTORS, TRANSDUCERS, ELECTRODES, ELECTROMETERS, CONDENSERS, TRANSISTORS, ERMITTERS, CIRCULATORS AND CRYSTALS