Granted Patent
Utility
US 4,485,404 · App. 06/413,769
Digital aft system which is activated during vertical retrace intervals
Inventor:
Juri Tults
Patented Case
View Patent ↗
Granted: Nov 27, 1984
Filed: Sep 1, 1982
Inventor
Juri Tults
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.