Granted Patent
Utility
US 4,598,425 · App. 06/578,462
All-channel television tuning system
Inventors:
Peter C. Skerlos, Peter Strammello, Jr.
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Feb 9, 1984
Inventors
Peter C. Skerlos
Peter Strammello, Jr.
Assignee (at issue)
Zenith Electronics LLC
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.