Granted Patent
Utility
US 4,745,343 · App. 06/812,054
Panoramic optical system with very sharp beam control
Inventor:
William C. Beggs
Patented Case
View Patent ↗
Granted: May 17, 1988
Filed: Dec 23, 1985
Inventor
William C. Beggs
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.