Granted Patent
Utility
US 4,665,339 · App. 06/811,316
Color picture tube having improved slit column pattern
Inventors:
Walter D. Masterton, Andrew Good
Patented Case
View Patent ↗
Granted: May 12, 1987
Filed: Dec 19, 1985
Inventors
Walter D. Masterton
Andrew Good
Assignee (at issue)
RCA 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.