Granted Patent
Utility
US 4,460,918 · App. 06/398,022
Automatic switching circuit for a dual mode television receiver
Inventor:
Michael D. Flasza
Patented Case
View Patent ↗
Granted: Jul 17, 1984
Filed: Jul 14, 1982
Inventor
Michael D. Flasza
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.