Granted Patent
Utility
US 4,875,561 · App. 07/107,143
Dual clutch application area and control
Inventors:
Karl F. Schneider, William J. Haley, Alan L. Miller
Patented Case
View Patent ↗
Granted: Oct 24, 1989
Filed: Oct 9, 1987
Inventors
Karl F. Schneider
William J. Haley
Alan L. Miller
Assignee (at issue)
Borg-Warner Automotive, 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.