Patent · US Expired

Copying apparatus for synthesizing images

US4660961A · kind A · utility

27Cited by
5References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1984
Grant dateApr 28, 1987
Priority date
Expiry dateJun 7, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0163
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A copying apparatus of the electrostatic type enables at least two images to be synthesized on one surface of a copying paper using original positive image sources without preparing negative image sources prior to the copying process. The copying apparatus can also synthesize a plurality of images in different colors on a single sheet of copying paper.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.