77567508
Sep 11, 2008
Aug 4, 2009
Digital materials, namely, CDs, DVDs, downloadable audio/video files, video tapes, optical and magneto-optical discs featuring musical instrument and vocal instruction, musical notation instruction, practice tracks, text data, still images and motion pictures, instruction and performances by musical artists, music, backing tracks and video games for educational and/or entertainment purposes
Electrical and Scientific Apparatus