Granted Patent
Utility
US 5,332,947 · App. 07/882,298
Integral polepiece RF amplification tube for millimeter wave frequencies
Inventors:
Alan J. Theiss, Douglas B. Lyon
Patented Case
View Patent ↗
Granted: Jul 26, 1994
Filed: May 13, 1992
Inventors
Alan J. Theiss
Douglas B. Lyon
Assignee (at issue)
Litton Systems, Inc.
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.