Granted Patent
Utility
US 4,349,910 · App. 06/079,886
Method and apparatus for orientation of electrode joint threads
Inventor:
Herman M. Belz
Patented Case
View Patent ↗
Granted: Sep 14, 1982
Filed: Sep 28, 1979
Inventor
Herman M. Belz
Assignee (at issue)
Union Carbide 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.