Granted Patent
Utility
US 4,249,058 · App. 06/050,707
Feed system for a microwave oven
Inventors:
Ronald R. Lentz, Eldon J. Klemp
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Jun 21, 1979
Inventors
Ronald R. Lentz
Eldon J. Klemp
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.