75499258
Jun 9, 1998
Oct 29, 2002
MULTI-MEDIA DISPLAY SYSTEMS, NAMELY, DISPLAY SCREENS TO DISPLAY DATA, GRAPHICS, ANIMATION, CHARTS, GRAPHICS AND VIDEO; PROJECTORS; SOUND SYSTEM, NAMELY, AMPLIFIERS AND SPEAKERS; AND COMPUTER-BASED CONTROL SYSTEM, NAMELY, COMPUTER, KEYBOARD, AND VISUAL DISPLAY, SOLD AS A UNIT
Electrical and Scientific Apparatus