Granted Patent
Utility
US 4,529,910 · App. 06/363,991
High-performance electron gun
Inventors:
Khem Garewal, Arthur J. Ingle
Patented Case
View Patent ↗
Granted: Jul 16, 1985
Filed: Mar 31, 1982
Inventors
Khem Garewal
Arthur J. Ingle
Assignee (at issue)
Zenith Electronics LLC
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.