Granted Patent
Utility
US 4,419,769 · App. 06/359,767
Digital tuning system for a varactor tuner employing feedback means for improved tuning accuracy
Inventor:
Elias Cohen
Patented Case
View Patent ↗
Granted: Dec 6, 1983
Filed: Mar 19, 1982
Inventor
Elias Cohen
Assignee (at issue)
General Instrument 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.