Granted Patent
Utility
US 4,503,404 · App. 06/473,173
Primed microwave oscillator
Inventor:
Joseph E. Racy
Patented Case
View Patent ↗
Granted: Mar 5, 1985
Filed: Mar 7, 1983
Inventor
Joseph E. Racy
Assignee (at issue)
Sanders GmbH
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.