Granted Patent
Utility
US 4,403,105 · App. 06/373,751
Gas-insulated bushing having finger contact expansion joint
Inventors:
Robert L. Hess, Zeno Neri
Patented Case
View Patent ↗
Granted: Sep 6, 1983
Filed: Apr 30, 1982
Inventors
Robert L. Hess
Zeno Neri
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.