Granted Patent
Utility
US 4,355,334 · App. 06/268,441
Dimmer and dimmer override control for a display device
Inventors:
James J. Fitzgibbon, Leroy A. Sutton
Patented Case
View Patent ↗
Granted: Oct 19, 1982
Filed: May 29, 1981
Inventors
James J. Fitzgibbon
Leroy A. Sutton
Assignee (at issue)
Zenith Radio 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.