Granted Patent
Utility
US 4,691,354 · App. 06/850,208
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Inventor:
Craig R. Palminteri
Patented Case
View Patent ↗
Granted: Sep 1, 1987
Filed: Apr 10, 1986
Inventor
Craig R. Palminteri
Assignee (at issue)
Zenith Electronics 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.