Granted Patent
Utility
US 4,297,619 · App. 06/222,205
Phosphor protection circuit for multiple CRT projection television
Inventor:
Terence J. Kiteley
Patented Case
View Patent ↗
Granted: Oct 27, 1981
Filed: Jan 2, 1981
Inventor
Terence J. Kiteley
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.