Granted Patent
Utility
US 4,281,270 · App. 06/051,400
Precoated resistive lens structure for electron gun and method of fabrication
Inventor:
Benjamin Abeles
Patented Case
View Patent ↗
Granted: Jul 28, 1981
Filed: Jun 25, 1979
Inventor
Benjamin Abeles
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.