77915888
Jan 20, 2010
Hearing protection headsets, not for medical use; Integrated circuits for use in the manufacture of infrared detectors
Electrical and Scientific ApparatusAssistive listening device for the hearing impaired; Electric hearing aids; Electrical hearing aids; Electrically operated hearing aids; Hearing aids; Medical hearing instruments and parts of such devices; Wireless transmitters and receivers for use with hearing aids
Medical Apparatus