Granted Patent
Utility
US 4,413,902 · App. 06/342,243
Four-bar interposer mechanism for offset printing
Inventors:
Emmett B. Peter, III, Wilson P. Rayfield
Patented Case
View Patent ↗
Granted: Nov 8, 1983
Filed: Jan 25, 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.