Granted Patent
Utility
US 5,419,391 · App. 07/900,518
Steam generator with axial flow preheater
Inventors:
King W. Chan, Daniel E. Ford, Robert M. Wilson
Patented Case
View Patent ↗
Granted: May 30, 1995
Filed: Jun 17, 1992
Inventors
King W. Chan
Daniel E. Ford
Robert M. Wilson
Assignee (at issue)
Westinghouse Electric Company LLC
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.