Granted Patent
Utility
US 4,324,997 · App. 06/119,690
Dampened brush system
Inventors:
Owen S. Taylor, Czeslaw A. Broniarek
Patented Case
View Patent ↗
Granted: Apr 13, 1982
Filed: Feb 8, 1980
Inventors
Owen S. Taylor
Czeslaw A. Broniarek
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.