Granted Patent
Utility
US 4,316,496 · App. 06/171,440
Continuous casting of metal strip
Inventor:
Gene D. Spenceley
Patented Case
View Patent ↗
Granted: Feb 23, 1982
Filed: Jul 23, 1980
Inventor
Gene D. Spenceley
Assignee (at issue)
British Steel Corporation
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.