Granted Patent
Utility
US 4,158,419 · App. 05/864,763
Implosion protected CRT
Inventor:
Richard A. Nolan
Patented Case
View Patent ↗
Granted: Jun 19, 1979
Filed: Dec 27, 1977
Inventor
Richard A. Nolan
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.