Granted Patent
Utility
US 4,961,256 · App. 07/417,628
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Inventor:
Nicholas J. Faillace
Patented Case
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Granted: Oct 9, 1990
Filed: Oct 5, 1989
Inventor
Nicholas J. Faillace
Assignee (at issue)
Westinghouse Electric Company LLC
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.