Granted Patent
Utility
US 4,873,512 · App. 06/591,636
Active shaft grounding and diagnotic system
Inventor:
Robert C. Miller
Patented Case
View Patent ↗
Granted: Oct 10, 1989
Filed: Mar 20, 1984
Inventor
Robert C. Miller
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.