Granted Patent
Utility
US 4,498,108 · App. 06/465,904
Screen for reproducing continuous-tone pictures
Inventors:
Eckhard Lindemann, Wolfgang Neumann
Patented Case
View Patent ↗
Granted: Feb 5, 1985
Filed: Feb 14, 1983
Inventors
Eckhard Lindemann
Wolfgang Neumann
Assignee (at issue)
Dr. Ing. Rudolf Hell GmbH
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.