Granted Patent
Utility
US 5,390,450 · App. 08/148,233
Supersonic exhaust nozzle having reduced noise levels for CO.sub.2 cleaning system
Inventor:
Lakhi Nandlal Goenka
Patented Case
View Patent ↗
Granted: Feb 21, 1995
Filed: Nov 8, 1993
Inventor
Lakhi Nandlal Goenka
Assignee (at issue)
Ford Motor Company
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.