PLANET@ROOM

planetarium projection system comprised of optical elements, computer programs, computers, computer peripherals and projectors; audio/visual systems for use in planetarium theaters comprised of video disc recorders/players, video tape recorders/players, audio disc recorders/players, audio tape recorders/players audio mixers, audio speakers, digital sound sources, audio processing control subsystem, amplifier and loudspeakers

planetarium projection services; planetarium theater services