Granted Patent
Utility
US 5,154,059 · App. 07/851,125
Combustion chamber of a gas turbine
Inventor:
Jakob Keller
Patented Case
View Patent ↗
Granted: Oct 13, 1992
Filed: Mar 16, 1992
Inventor
Jakob Keller
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.