Granted Patent
Utility
US 5,028,154 · App. 07/538,799
Reversible printing station
Inventor:
William J. Cull
Patented Case
View Patent ↗
Granted: Jul 2, 1991
Filed: Jun 15, 1990
Inventor
William J. Cull
Assignee (at issue)
Mead Data Central, 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.