Granted Patent
Utility
US 5,960,372 · App. 08/837,916
Method of monitoring electrical wear on selector switch disconnectors in a high voltage station
Inventor:
Jean Marmonier
Patented Case
View Patent ↗
Granted: Sep 28, 1999
Filed: Apr 11, 1997
Inventor
Jean Marmonier
Assignee (at issue)
GEC Alsthom T&D SA
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.