Granted Patent
Utility
US 4,633,228 · App. 06/606,428
Entry error elimination for data systems
Inventor:
Willis A. Larson
Patented Case
View Patent ↗
Granted: Dec 30, 1986
Filed: May 2, 1984
Inventor
Willis A. Larson
Assignee (at issue)
AMP LLC
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.