Granted Patent
Utility
US 4,854,192 · App. 07/124,532
Centrifugally controlled two-speed accessory drive
Inventors:
Bruce A. Churchill, Jeffery D. Raugh
Patented Case
View Patent ↗
Granted: Aug 8, 1989
Filed: Nov 18, 1987
Inventors
Bruce A. Churchill
Jeffery D. Raugh
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.