Granted Patent
Utility
US 4,486,691 · App. 06/405,723
Sequential capacitive discharge circuit for flash lamps
Inventor:
William C. Beggs
Patented Case
View Patent ↗
Granted: Dec 4, 1984
Filed: Aug 6, 1982
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.