Granted Patent
Utility
US 4,296,480 · App. 06/066,149
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Inventors:
Sargent S. Eaton, Jr., Paul R. Schroeder
Patented Case
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Granted: Oct 20, 1981
Filed: Aug 13, 1979
Inventors
Sargent S. Eaton, Jr.
Paul R. Schroeder
Assignee (at issue)
Mostek 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.