| http://www.w3.org/ns/prov#value | - Turning now to the drawings, and at this point especially to FIGS. 1 and 2, there is an acoustic printhead 11 comprising an array of precisely positioned spherical acoustic lenses 12a-12i for launching a plurality of converging acoustic beams 15 into a pool of ink 16 (shown only in FIG. 2).
|
