75092592
Apr 22, 1996
Apr 15, 1997
electronic aids for blind and low vision persons, namely, printers of Braille and other tactile information, computer programs to create tactile and audio computer interfaces, computer and telephone input and output instruments, integrated closed circuit television cameras and monitors for magnifying and changing the contrast of input, computers, computer peripherals, converters of visual data to tactile and audio information, magnifiers, Braille cells, scanners, and parts and components for such aids
Electrical and Scientific Apparatus