Granted Patent
Utility
US 4,458,101 · App. 06/366,626
Gas-insulated epoxy bushing having an internal throat shield and an embedded ground shield
Inventors:
Alan H. Cookson, Michael Yatsko
Patented Case
View Patent ↗
Granted: Jul 3, 1984
Filed: Apr 8, 1982
Inventors
Alan H. Cookson
Michael Yatsko
Assignee (at issue)
Westinghouse Electric Company LLC
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.