Granted Patent
Utility
US 4,398,973 · App. 06/314,905
Traverse annealer
Inventor:
O. Leon Thomas
Patented Case
View Patent ↗
Granted: Aug 16, 1983
Filed: Oct 26, 1981
Inventor
O. Leon Thomas
Assignee (at issue)
Southwire 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.