Granted Patent
Utility
US 4,430,064 · App. 06/332,033
Series damper rotary and force vector lag control system
Inventor:
Paul E. Lamarche
Patented Case
View Patent ↗
Granted: Feb 7, 1984
Filed: Dec 18, 1981
Inventor
Paul E. Lamarche
Assignee (at issue)
BorgWarner Inc.
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.