85713431
Aug 27, 2012
Dec 1, 2015
Portable hand-held electronic computing device for use by the blind, the visually impaired, and Braille readers, incorporating email, pager, radio, personal organizer, a Braille output display, Braille keyboard, global positioning system (GPS), satellite navigational system, electronic calendar, personal digital assistant (PDA), digital audio player, mp3 player, digital camera, screen reader, wireless data and Internet access, cellular connectivity and texting features, and capabilities for recording, organizing, transmitting, playing and reviewing text, data, video and audio files
Electrical and Scientific Apparatus