85128187
Sep 13, 2010
Oct 29, 2013
Instructional materials, namely, pre-recorded audio cassettes, compact discs, digital video discs, MP3 recordings and CD-ROMs featuring foreign language instruction, namely, featuring specialized learning methods, pedagogically targeted musical elements and psychological suggestion approaches and other trade-secret techniques to enhance initial learning speed and receptivity and to promote long term memory retention and printed instructional materials sold as a unit therewith
Electrical and Scientific Apparatus