Granted Patent
Utility
US 4,790,785 · App. 07/131,968
Means and method for manufacture for a high-resolution color cathode ray tube
Inventors:
Sae D. Lee, Kazimir Palac
Patented Case
View Patent ↗
Granted: Dec 13, 1988
Filed: Dec 11, 1987
Inventors
Sae D. Lee
Kazimir Palac
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.