Patent · US Expired

Migration imaging system

US4281050A · kind A · utility

4Cited by
11References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 1970
Grant dateJul 28, 1981
Priority date
Expiry dateJan 29, 1990

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G17/08
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A migration imaging system including imaging members comprising a substrate overcoated with a softenable layer, and migration marking material, with the softenable layer having a thin surface skin of material having a higher viscosity than the remainder of the softenable material layer.

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