73313871
Jun 8, 1981
Mar 27, 1984
Motion Pictures and Prerecorded Television Programs on Both Film and Tape; Apparatus and Accessories for Showing Motion Pictures, Video and Prerecorded Television Programs-Namely, Projectors, Pallets for Synchronization of Audio and Visual Tracks, Screens, Earsets, Audio Amplifiers and Speakers for Projection and Transmittal of Sound
Electrical and Scientific Apparatus