Granted Patent
Utility
US 5,611,239 · App. 08/309,927
Microwave point instrument with self-test circuit
Inventor:
Leonid Klinshteyn
Patented Case
View Patent ↗
Granted: Mar 18, 1997
Filed: Sep 21, 1994
Inventor
Leonid Klinshteyn
Assignee (at issue)
Magnetrol International, Incorporated
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.