Patent · US Expired

Copying apparatus for copying a plurality of original surfaces with a single scan

US4017173A · kind A · utility

41Cited by
6References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 31, 1974
Grant dateApr 12, 1977
Priority date
Expiry dateDec 31, 1994

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/302
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A copying apparatus having an original carriage capable of carrying thereon an original dimensionally corresponding to the combined area of two surfaces of a desired copy size is improved so that originals carried on the two surfaces at a time can be separately copied one by one.

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