Patent · US Expired

Copying machine

US4012142A · kind A · utility

3Cited by
3References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 28, 1975
Grant dateMar 15, 1977
Priority date
Expiry dateAug 28, 1995

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B27/525
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A copying machine includes first and second original exposing sections and an optical system having a movable reflector. The optical system is so arranged as to permit a real image to be obtained when the reflector is moved in a first position corresponding to the first original exposing section and a mirror image to be obtained when the selective optical member in a second position corresponding to the second original exposing section.

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