Granted Patent
Utility
US 4,723,407 · App. 06/886,971
Combined gas and steam turbine power generating station
Inventors:
Konrad Goebel, Hans-Chris Trankenschuh
Patented Case
View Patent ↗
Granted: Feb 9, 1988
Filed: Jul 17, 1986
Inventors
Konrad Goebel
Hans-Chris Trankenschuh
Assignee (at issue)
Kraftwerk Union Aktiengesellschaft
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.