Granted Patent
Utility
US 4,461,468 · App. 06/422,292
Automatic apparatus for lifting and separating sheet items from the surface of an electrophotographic drum
Inventors:
Emmett B. Peter, III, Wilson P. Rayfield
Patented Case
View Patent ↗
Granted: Jul 24, 1984
Filed: Sep 23, 1982
Inventors
Emmett B. Peter, III
Wilson P. Rayfield
Assignee (at issue)
Burroughs, Inc.
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.