Granted Patent
Utility
US 5,140,118 · App. 07/656,338
Metal tube induction annealing method and apparatus
Inventors:
John A. Catanese, William A. Jacobsen, John E. Carloni
Patented Case
View Patent ↗
Granted: Aug 18, 1992
Filed: Feb 19, 1991
Inventors
John A. Catanese
William A. Jacobsen
John E. Carloni
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.