Granted Patent
Utility
US 5,452,089 · App. 08/094,275
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Inventor:
Boyd B. Bushman
Patented Case
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Granted: Sep 19, 1995
Filed: Jul 5, 1993
Inventor
Boyd B. Bushman
Assignee (at issue)
Lockheed Corporation
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.