Granted Patent
Utility
US 4,649,733 · App. 06/767,687
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Inventor:
Robert Gilmore
Patented Case
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Granted: Mar 17, 1987
Filed: Aug 20, 1985
Inventor
Robert Gilmore
Assignee (at issue)
General Dynamics 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.