Granted Patent
Utility
US 4,513,240 · App. 06/502,374
Method and apparatus for selective cancellation of subsynchronous resonance
Inventor:
Thomas H. Putman
Patented Case
View Patent ↗
Granted: Apr 23, 1985
Filed: Jun 8, 1983
Inventor
Thomas H. Putman
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.