Source : Free On-Line Dictionary of Computing

BJC4000
     
        A colour {bubble jet} printer from {Canon}.  Released in
        September 1994.  It features 720 x 360 dots per inch in black
        and white mode and 360 x 360 in colour.  It has two
        cartridges: one for black and one for the three primary
        colours so it prints true black when printing in colour.
     
        (1994-11-29)