Granted Patent
Utility
US 4,670,825 · App. 06/815,422
Reflector for use in uniformly illuminating a polygonal area
Inventor:
Herbert A. Fouke
Patented Case
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Granted: Jun 2, 1987
Filed: Dec 31, 1985
Inventor
Herbert A. Fouke
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.