Granted Patent
Utility
US 4,334,323 · App. 06/184,719
Self tracking tuner
Inventor:
Frederic J. Moore
Patented Case
View Patent ↗
Granted: Jun 8, 1982
Filed: Sep 8, 1980
Inventor
Frederic J. Moore
Assignee (at issue)
Zenith Radio 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.