Granted Patent
Utility
US 4,531,149 · App. 06/507,458
Digital variable group delay equalizer for a digital television receiver
Inventor:
Henry G. Lewis, Jr.
Patented Case
View Patent ↗
Granted: Jul 23, 1985
Filed: Jun 24, 1983
Inventor
Henry G. Lewis, Jr.
Assignee (at issue)
RCA 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.