Granted Patent
Utility
US 4,201,627 · App. 06/020,682
Coke quenching practice for one-spot cars
Inventors:
David M. Chuss, James W. Scheirer
Patented Case
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Granted: May 6, 1980
Filed: Mar 15, 1979
Inventors
David M. Chuss
James W. Scheirer
Assignee (at issue)
Bethlehem 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.