Granted Patent
Utility
US 4,251,295 · App. 06/038,359
Method of preparing an oriented low alloy iron from an ingot alloy having a high initial sulfur content
Inventors:
Karl Foster, Donald R. Thornburg, Gary C. Rauch
Patented Case
View Patent ↗
Granted: Feb 17, 1981
Filed: May 11, 1979
Inventors
Karl Foster
Donald R. Thornburg
Gary C. Rauch
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.