Granted Patent
Utility
US 4,260,880 · App. 06/102,664
Optical character scanner
Inventor:
Robert J. Thomas
Patented Case
View Patent ↗
Granted: Apr 7, 1981
Filed: Dec 12, 1979
Inventor
Robert J. Thomas
Assignee (at issue)
Key Tronic Corporation
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.