Granted Patent
Utility
US 4,778,738 · App. 06/896,450
Method for producing a luminescent viewing screen in a focus mask cathode-ray tube
Inventors:
Steven Lipp, Victor Christiano
Patented Case
View Patent ↗
Granted: Oct 18, 1988
Filed: Aug 14, 1986
Inventors
Steven Lipp
Victor Christiano
Assignee (at issue)
RCA Licensing 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.