Granted Patent
Utility
US 4,706,613 · App. 06/920,091
Steam generator having an auxiliary recirculation path
Inventor:
Allen C. Smith, Jr.
Patented Case
View Patent ↗
Granted: Nov 17, 1987
Filed: Oct 17, 1986
Inventor
Allen C. Smith, Jr.
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.