Granted Patent
Utility
US 4,782,383 · App. 07/089,637
Apparatus for processing high frequency edge information in a widescreen television system
Inventor:
Michael A. Isnardi
Patented Case
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Granted: Nov 1, 1988
Filed: Aug 26, 1987
Inventor
Michael A. Isnardi
Assignee (at issue)
General Electric Company
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.