Granted Patent
Utility
US 4,782,263 · App. 06/612,429
Inline electron gun having at least one modified cathode assembly
Inventors:
Richard E. Schlack, Stephen T. Opresko
Patented Case
View Patent ↗
Granted: Nov 1, 1988
Filed: May 21, 1984
Inventors
Richard E. Schlack
Stephen T. Opresko
Assignee (at issue)
RCA Licensing 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.