Granted Patent
Utility
US 4,744,604 · App. 06/948,450
Vibration damping device and a method for a road planer and the like
Inventors:
Roger L. Lewis, Richard S. Norland, Leon D. Jones
Patented Case
View Patent ↗
Granted: May 17, 1988
Filed: Dec 30, 1986
Inventors
Roger L. Lewis
Richard S. Norland
Leon D. Jones
Assignee (at issue)
Federal-Mogul 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.