Granted Patent
Utility
US 4,969,796 · App. 07/429,109
Method and apparatus for cooling shaft seals
Inventors:
Kermit R. Wescott, William L. McCarty, Louis WOOD
Patented Case
View Patent ↗
Granted: Nov 13, 1990
Filed: Oct 30, 1989
Inventors
Kermit R. Wescott
William L. McCarty
Louis WOOD
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.