Granted Patent
Utility
US 5,526,691 · App. 08/511,049
Detection of corrosion fatigue cracks in membrane boiler tubes
Inventors:
Paul J. Latimer, Daniel T. MacLauchlan
Patented Case
View Patent ↗
Granted: Jun 18, 1996
Filed: Aug 3, 1995
Inventors
Paul J. Latimer
Daniel T. MacLauchlan
Assignee (at issue)
The Babcock & Wilcox Company
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.