73025578
Jun 27, 1974
Sep 23, 1975
AUDIO VISUAL TEACHING MATERIALS AND AIDS, NAMELY-RECORDING AND SLIDE PROJECTORS, TAPE RECORDERS, RECORDS, REEL TO REEL TAPES, CASSETTES, TRANSPARENCIES, FILM STRIPS, SLIDES AND RELATED ITEMS NAMELY, PRINTED MATERIALS, TEACHERS' GUIDES, RECORD JACKETS, TAPE BOXES, SPIRIT MASTERS FOR DUPLICATION, AND PACKAGING MATERIALS SOLD AS A UNIT FOR SCHOOLS AND OTHER EDUCATIONAL INSTITUTIONS
Electrical and Scientific Apparatus