Granted Patent
Utility
US 4,983,886 · App. 07/408,557
High-energy ignition generator especially for a gas-turbine
Inventor:
Patrick Balland
Patented Case
View Patent ↗
Granted: Jan 8, 1991
Filed: Sep 18, 1989
Inventor
Patrick Balland
Assignee (at issue)
Labo Industrie
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.