Granted Patent
Utility
US 4,347,652 · App. 06/164,859
Method for servicing a steam generator
Inventors:
Frank W. Cooper, Jr., Raymond P. Gastner
Patented Case
View Patent ↗
Granted: Sep 7, 1982
Filed: Jul 1, 1980
Inventors
Frank W. Cooper, Jr.
Raymond P. Gastner
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.