Granted Patent
Utility
US 5,645,410 · App. 08/558,535
Combustion chamber with multi-stage combustion
Inventor:
Joseph D Brostmeyer
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Nov 16, 1995
Inventor
Joseph D Brostmeyer
Assignee (at issue)
Asea Brown Boveri, S.A.
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.