Granted Patent
Utility
US 4,243,913 · App. 06/070,904
Color picture tube magnetic shielding and degaussing structure
Inventor:
Leroy W. Nero
Patented Case
View Patent ↗
Granted: Jan 6, 1981
Filed: Aug 29, 1979
Inventor
Leroy W. Nero
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.