Granted Patent
Utility
US 4,632,705 · App. 06/591,638
Process for the accelerated cleaning of the restricted areas of the secondary side of a steam generator
Inventor:
Allen J. Baum
Patented Case
View Patent ↗
Granted: Dec 30, 1986
Filed: Mar 20, 1984
Inventor
Allen J. Baum
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.