79073919
Sep 22, 2009
Aug 24, 2010
Wireless radio transmitters and receivers * for the hearing-impaired *
Electrical and Scientific ApparatusAcoustic apparatus, namely, hearing aids and parts thereof for the hearing impaired
Medical ApparatusScientific and technical consulting in the use of acoustic apparatus for the hard of hearing; product research and design in the field of hearing aids
Computer and Scientific