Granted Patent
Utility
US 5,079,629 · App. 07/652,765
Optical viewing device and system including same
Inventor:
Dan Oz
Patented Case
View Patent ↗
Granted: Jan 7, 1992
Filed: Feb 8, 1991
Inventor
Dan Oz
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.