<p>A plurality of hues of color or shades of grey are obtained on a print medium using an electrostatic printer by varying either or both the voltage applied to each styli in the print head and the time of application of such voltage.</p>
申请公布号
EP0396352(A2)
申请公布日期
1990.11.07
申请号
EP19900304620
申请日期
1990.04.27
申请人
SYNERGY COMPUTER GRAPHICS CORPORATION
发明人
DAHLQUIST, BRIAN J.;DOGGETT, DAVID E.;MITCHARD, GORDON S.
