Granted Patent
Utility
US 4,309,724 · App. 06/179,389
Dual time constant AFC filter
Inventor:
Victor G. Mycynek
Patented Case
View Patent ↗
Granted: Jan 5, 1982
Filed: Aug 18, 1980
Inventor
Victor G. Mycynek
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.