Patent · US Expired

Computer graphics copy system for technical illustration

US4687316A · kind A · utility

1Cited by
3References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 21, 1986
Grant dateAug 18, 1987
Priority date
Expiry dateApr 21, 2006

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/04018
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method for generating finished illustrations from a computer graphic display image is effected using a computer graphic art copy system. A finished illustration is formed from and a visible but non-reproducible reference image formed on a transparency and an enhanced reproducible image formed over the non-reproducible reference image.

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