73815349
Jul 27, 1989
May 21, 1991
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
Electrical and Scientific Apparatus