Granted Patent
Utility
US 4,409,279 · App. 06/353,436
Glass support rod for use in electron-gun mount assemblies
Inventor:
John R. Hale
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: Mar 1, 1982
Inventor
John R. Hale
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.