Granted Patent
Utility
US 4,701,586 · App. 06/869,213
Magnetron mounting system
Inventor:
Calvin A. Hagberg
Patented Case
View Patent ↗
Granted: Oct 20, 1987
Filed: May 30, 1986
Inventor
Calvin A. Hagberg
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.