专利名称：Copy holder
发明人：John J. Thompson,Paul D. Gorman,Patrick
Dowd
申请号：US05/882161申请日：19780228公开号：US04177591A公开日：19791211
摘要：The invention contemplates improved means of control for a copy holder, forexample, a roll-operated positioning device for a data draft or the like sheet to be copiedby a typist, so that the eye can be guided correctly on a line-by-line basis. The improvedcontrol provides precise electric-motor drive for each of a plurality of selected differentpaper- displacing increments, at least one of the increments being selectively adjustableto exactly match the line spacing unique to the particular paper from which the copy is tobe made.
申请人：PRES TO LINE CORP OF AMERICA
代理机构：Hopgood, Calimafde, Kalil, Blaustein & Lieberman
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