Patent · US Expired

Data copy system

US4536081A · kind A · utility

2Cited by
6References
16Claims
0Family size

Inventor

Key dates

Filing dateFeb 8, 1983
Grant dateAug 20, 1985
Priority date
Expiry dateFeb 8, 2003

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03C5/04
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method and apparatus for photographically copying a light radiating image without the aid of an optical system by placing a photosensitive media directly on the image.

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