Granted Patent
Utility
US 4,703,323 · App. 06/752,165
Method and apparatus for displaying enhanced dot matrix characters
Inventors:
Demetrios Troupes, Randall W. Alexander
Patented Case
View Patent ↗
Granted: Oct 27, 1987
Filed: Jul 3, 1985
Inventors
Demetrios Troupes
Randall W. Alexander
Assignee (at issue)
International Business Machines 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.