Granted Patent
Utility
US 5,530,366 · App. 08/332,885
Acoustic optical system for partial discharge detection and location
Inventor:
Chaoukat N. Nasrallah
Patented Case
View Patent ↗
Granted: Jun 25, 1996
Filed: Nov 1, 1994
Inventor
Chaoukat N. Nasrallah
Assignee (at issue)
ABB Power T&D Company Inc.
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.