VIENNATONE
TELEVISION AND RADIO ADAPTERS FOR CONNECTING AND ADAPTING ELECTRICAL OUTPUT OF TELEVISION OR RADIO DIRECTLY TO A HEARING AID INSTRUMENT TO ASSIST THE HEARING IMPAIRED; COMPUTER SOFTWARE FOR USE IN COMPARING AND FITTING HEARING AIDS, COMPUTER SOFTWARE FOR USE IN ANALYZING AUDITORY DEFECTS
Cancelled · November 4, 1998 · 75582455 ·