Granted Patent
Utility
US 4,339,624 · App. 06/120,236
Electrode clamping device for electroremelting plants
Inventors:
Helmut Grof, Uwe Reimpell, Anton Wamser
Patented Case
View Patent ↗
Granted: Jul 13, 1982
Filed: Feb 11, 1980
Inventors
Helmut Grof
Uwe Reimpell
Anton Wamser
Assignee (at issue)
Leybold-Heraeus GmbH
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.