73644878
Feb 17, 1987
Jan 30, 1990
TYPEFACES, TYPEFONTS, AND TYPE DESIGNS OF ALPHANUMERIC CHARACTERS AND/OR TYPOGRAPHICAL SYMBOLS RECORDED AS LATENT IMAGES IN DATA STORAGE MEDIA - NAMELY, MAGNETIC TAPE, MAGNETIC DISC, OPTICAL MEMORIES AND INTEGRATED CIRCUIT MEMORIES SUCH AS ROMS, PROMS AND EPROMS
Electrical and Scientific Apparatus