Granted Patent
Utility
US 5,756,952 · App. 08/833,740
Straight spring operating mechanism for high-voltage circuit-breakers
Inventor:
Edmond Thuries
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Apr 9, 1997
Inventor
Edmond Thuries
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.