Granted Patent
Utility
US 4,635,209 · App. 06/666,711
Overspeed protection control arrangement for a steam turbine generator control system
Inventors:
Eddie Y. Hwang, Wu-Shi Shung
Patented Case
View Patent ↗
Granted: Jan 6, 1987
Filed: Oct 31, 1984
Inventors
Eddie Y. Hwang
Wu-Shi Shung
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.