Patent · US Expired

Image printer

US5859689A · kind A · utility

2Cited by
6References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 11, 1996
Grant dateJan 12, 1999
Priority date
Expiry dateJan 11, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B27/735
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

An image printer includes a negative-film projection exposure unit capable of projecting and exposing image information of a negative film on to a photosensitive material adapted for negative films and a positive-film exposure unit capable of exposing image information of a positive film on to the photosensitive material adapted for negative films.

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